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Episode List[]

Episode no. Dub order no. Titles (English and Japanese) Director Writer Original airdate[1] English airdate
1 1 "Power Up!" / "Power Up" (パワーアップ) Keiichirou Mochizuki Chiaki J. Konaka April 6, 2003 January 17, 2004
Professor Ochanomizu reactivates a robot boy at the Ministry of Science, temporarily draining the entire city power supply to give the robot the energy he needs. Upon waking up, he is christened Atom (or Astro, in the English dub). Unfortunately, the power redistribution heavily damages Metro City's power plant core, "Magnamite". The next day, Astro breaks free from the Ministry of Science and explores the city. Ochanomizu goes out to search for Astro, and at the exact same time, Magnamite goes haywire and breaks loose from the power plant.
2 2 "Rocket Ball" / "Robot Ball" (ロボットボール) Fumio Maezono Chiaki J. Konaka April 13, 2003 January 24, 2004
Astro goes to the park with Nora and befriends a group of human boys. Astro learns from them about the sport "Rocket Ball", mainly played in a stadium by all-star robot athletes, like Harley. Elsewhere, Dr. Tenma engineers a set of sunglasses that can hijack the programming of other robots, allowing for them to be remotely controlled. Tenma has his robot dogs lure Astro and the boys to the Rocket Ball stadium. Harley and the other robot athletes, now under Tenma's control, challenge Astro to a Rocket Ball match. If he does not participate, then the stadium - packed with human spectators and staff - will explode.
3 5 "Destination Deimos" / "Atom Goes To Space" (アトム宇宙に行く) Yukio Suzuki Chiaki J. Konaka April 20, 2003 March 10, 2004
On Deimos, one of the two moons of Mars, is a team of automaton mining robots. These robots suddenly stop following their human foreman's orders and begin mysteriously digging on their own. Professor Ochanomizu is sent with the investigation crew on a spacecraft to get to Deimos. Unfortunately, Astro has snuck aboard and is determined to help.
4 6 "Into Thin Air" / "Denkou" (電光) Keiichirou Mochizuki Ai Oota April 27, 2003 March 11, 2004
Astro goes to school for the first time. During his first day of 4th grade, he befriends three boys: Kenichi, Tamao, and Shibugaki. While at school, something invisible seems to be following them around and derails a lesson. After school, Astro meets the invisible person, a small robot named Denkou. Six months before, Denkou was stolen from a Swiss laboratory by Skunk Kusai. Since then, Denkou has been helping Skunk's gang steal antiques with their invisibility powers. Skunk promises Denkou that they can go to school with Astro, as long as they steal an enormous crown from a local museum. However, Skunk does not intend to let authorities get to Denkou, and equips Denkou with a bomb belt. Astro has only a limited amount of time to get the bomb belt off of Denkou before it detonates in Metro City square.
5 7 "Rainbow Canyon" / "Save the Robot Farm!" (ロボット農場を救え!) Yukio Suzuki Ai Oota May 4, 2003 March 15, 2004
A girl named Mimi tracks down Astro and asks him for help saving her family's farm. The farm, in Rainbow Canyon, has been subject to numerous terrible storms. One of the farmhands, Katari, is misusing the weather tower built by Mimi's grandfather, to terrorize the robots working on the farm.
6 3 "Atlas" / "Birth of Atlas" (アトラス誕生) Yukio Suzuki

Satoshi Kuwabara

Keiichi Hasegawa May 11, 2003 January 31, 2004
Dr. Tenma is commissioned to build a robot replica of Daichi Tokugawa, the son of a billionaire who died en route to the moon. After browsing Daichi's memories, Tenma builds Daichi to be just as powerful as Astro. Daichi adopts the alter-ego Atlas, begins to cause chaos in Metro City, Astro must find a way to stop him. Astro also begins to experience strange memories of the past and discovers his hidden superpower.
7 4 "Astro vs Atlas" / "Atom VS Atlas" (アトムvsアトラス) Satoshi Kuwabara Keiichi Hasegawa May 18, 2003 January 31, 2004
Tension rises in Metro City as anti-robot sentiment continues to grow. Businessman and politician Acetylene Lamp uses this fear-mongering to lead anti-AI robot demonstrations outside the Ministry of Science. Astro is forced to deal with his newly-reactivated memories of being Tobio Tenma, and of being rebuilt and ultimately rejected by Dr. Tenma. At Atlas's request, Tenma rebuilds Atlas to be strong enough to defeat Astro.
8 8 "Neon Express" / "Robot Super Express" (ロボット超特急) Yukio Suzuki Sadayuki Murai May 25, 2003 March 18, 2004
Metro City gets ready to host the launch of the world's first electric train with all-robot staff. A terrorist named Kato is arrested right as the train launches, and he reveals to the police that he has hacked the train. Astro and Ochanomizu are on-board the Neon Express and must find a way to save the train.
9 9 "Franken" / "Franken" (フランケン) Fumihiro Yoshimura Sadayuki Murai June 1, 2003 March 22, 2004
Deep in the mountains, robot pieces and old machinery are illegally dumped by humans pretending to be a robotics disposal company. Among the junk is a robot who is still functioning despite his heavy damage, and uses scrap metal parts to rebuild his own malfunctioning system. The robot heads into Metro City but is unable to speak, only shouting incomprehensibly; the citizens and police see him as a robot Frankenstein's Monster. The robot heads towards Astro's school, calling out for his friend "Tack", who happens to be one of Astro's classmates. Tack is mourning the fact that his family's robot chauffeur Al was disposed of. Tack has been looking all over town for where Al could have been dumped...and Al just so happens to be the "Frankenstein" coming for him.
10 10 "The Venus Robots" / "Venus Robot Invasion!" (金星ロボット襲来!) Yukio Suzuki Keiichi Hasegawa June 8, 2003 March 23, 2004
An army of ice-manipulating robots live in a colony under the sea, convinced they are living on Venus. The robots are waiting for their creator to return and give them orders. Dr. Tenma, who bears a resemblance to the robots' creator, leads them out of the sea and into Metro City in an attempt to freeze the city.
11 22 "Robot Circus" / "The Robot Circus Has Arrived!" (ロボットサーカスがやって来た!) Kazuo Yamazaki Ai Oota June 15, 2003 March 31, 2004
Astro and Ochanomizu visit the city of Bella Notte. They encounter a local robot circus with one member, Reno, whom is actually a human boy disguised as a robot. The authorities try to take Reno away from his robot family, and the circus goes on the run.
12 11 "Jumbo Revived!" / "The Revived Jumbo" (よみがえったジャンボ) Shigeharu Takahashi Kenji Konuta June 22, 2003 March 23, 2004
Skunk Kusai is finally jailed, while Ms. Midori takes her students to an amusement park. While there, she tells Astro about Jumbo, an enormous grounded robot at the seaside. Midori and her family have long known Jumbo and consider him a distant friend. However, Skunk's henchmen hijack Jumbo to use him to bust their boss out of jail.
13 23 "Little Sister, Big Trouble" / "Birth of Uran" (ウラン誕生) Yukio Suzuki Ai Oota July 6, 2003 April 1, 2004
Professor Ochanomizu presents Astro with a special gift, a younger sister named Uran. She turns out to be a handful even for Astro, but has her own powers, mainly communicating with animals. Uran begins to investigate a strange phenomenon that is antagonizing birds in the area, but she runs afoul of Katari and Astro must rescue her.
14 24 "Micro Adventure" / "The Micro Great Adventure" (ミクロの大冒険) Kazuo Yamazaki Chiaki J. Konaka July 13, 2003 April 1, 2004
Something goes wrong with Uran's inner circuitry after a trip through Metro City. After she falls ill with a computer virus, a strange scientist named Dr. Minimini confronts Ochanomizu and volunteers his own shrinking technology. Astro must operate a tiny version of himself to go into Uran's head and stop the virus.
15 25 "Only a Machine" / "Protect the AI!" (人工知能を守れ!) Takao Suzuki Chiaki J. Konaka July 20, 2003 April 5, 2004
An anti-AI robot politician hires Skunk Kusai to sabotage Metro City's AI robot workers. The city's municipal and maintenance workers begin to malfunction, to which the politician can claim that AI is faulty by nature. Astro must stop Skunk's AI-stealing robot and return hundreds of other robots' consciousness.
16 12 "Robot Hunters" / "Dark Robot Hunters" (闇のロボットハンター)   
Yukihiro Shino Ai Oota July 27, 2003 March 25, 2004
The Metro City Police Department starts a special task force - the Anti-Robot Robot Squad - for confronting robot criminals. The leader, Delta, is standoffish towards Astro. Meanwhile, Skunk Kusai and his gang dispense a squad of robot "hunters" that harvest at night. The ARRS and Astro investigate these hunters and are led underground to a closed-down robot dismantling plant. However, this turns out to be a trap, and Skunk traps everyone underground with high-voltage electromagnetic shields, traps, and the robot hunters. Worse yet, seawater begins to leak into the facility, putting everything electrical at risk.
17 13 "The Rise of Pluto" / "Earth's Strongest Robot" (地上最強のロボット) Yukihiro Shino Keiichi Hasegawa August 3, 2003 March 29, 2004
A strange, ultra-powerful robot named Pluto begins attacking other powerful robots. Dr. Tenma is investigated by the Metro City Police who assume he created Pluto, but instead, Pluto was built by Shadow, Dr. Tenma's protege and personally-made robot clone. Pluto is forced to fulfill a violent mission, but it turns out he has a heart, and bonds with Uran. Unfortunately, numerous parties want Pluto dead, captured, or both.
18 14 "The Fall of Acheron" / "Pluto Cannot Die" (プルートゥは死なず) Yukihiro Shino Keiichi Hasegawa August 10, 2003 March 30, 2004
Uran is wounded while trying to stop the battle between Astro and Pluto. Out of guilt, Pluto walks away from battle, leaving Astro with his injured sister. Even though Pluto is developing empathy, he must continue to fight and fulfill his mission. Dr. Tenma kidnaps Professor Ochanomizu and holds him hostage, until Astro fights Pluto to the death over Brockan Volcano. Pluto cannot bear to fight Astro and is much weaker than before. However, Shadow anticipated this, and he sends in a ruthless robot with no Kokoro, named Acheron.
19 26 "Robot Boy" / "Robot Boy" (ロボットボーイ) Yukihiro Shino Marc Handler August 17, 2003 April 6, 2004
Astro meets a human boy named Tatsuo who loves robots so much, he wants to be one. He often disguises himself as a robot, tries to build his own robots, and daydreams about what he could do as a robot. However, Tatsuo's mother Erika thinks it is a waste of time and tells him, "Fantasies and dreams are of no use." Erika is a spacecraft test pilot who is going to lose her job to a robot, due to the dangerous line of work. When Erika goes for her flight, the rocket explodes as soon as it is launched, setting the facility ablaze. In her vague consciousness, Erika has a flashback of herself as a child, and of having the same dreams and fantasies as Tatsuo. Astro steps in to save everyone, but Tatsuo decides he is robot enough to help rescue his mother...
20 27 "Dawn of the Techno Revolution" / "Eternal Boy" (永遠の少年) Toshio Hirata Hirotoshi Kobayashi August 24, 2003 April 6, 2004

One day in a Metro City park, a Peter Pan picture show is screened to children. Strangely, after the show, many of the children who attended go missing. Tamao is one of these missing kids, which makes Astro is especially worried. Another boy named Tommy is looking for his friends too, but Tommy is paraplegic and has been left behind in his wheelchair. Astro and Tommy look around and wonder their friends have been taken to Neverland, just like they saw in the picture show. They spot an airship that seems to carry the sound of Tamao calling for help. The ship is owned by a delusional millionaire named Mr. Darling, who hates adults and wants to trap himself in an everlasting childhood. On the ship is the village of Neverland, a fairy tale world full of children mind-controlled to never grow up. Tamao meets a girl named Lily who has escaped the mind control, and they join Astro and Tommy in shutting down Neverland.


Note: In the English and South American versions, this episode is replaced with an assembled clip show. This was long believed to be due to the Peter Pan themes and imagery violating Disney Corporation copyright. However, the episode was removed from circulation due to the plot element of child abduction, as well as its focus on Neverland from Peter Pan at the same time as the federal investigations into Michael Jackson's Neverland Ranch. In its place is the clip show "Dawn of the Techno-Revolution", which follows Dr. Tenma and Shadow discussing the series plotlines and Astro's progressing powers.

21 15 "Dragon Lake" / "The Monster of the Lake" (湖の怪物) Hiroshi Ishiodori Keiichi Hasegawa August 31, 2003 March 24, 2004
Yuko Kisaragi and Astro visit Dragon Lake, a legendary lake where sea monsters are said to live. However, the lake and surrounding forest have become severely polluted. The forest ranger Sarah Jones helps Yuko investigate...until Yuko discovers Sarah is the one who dumped waste in the forest with her illegal waste disposal team The Repo Girls. Meanwhile, Astro goes out to investigate the lake on his own, and meets a young man named Numata who has dedicated his life to proving sea monsters are real. The Repo Girls soon approach with their own robot monster and try to take out Astro.
22 28 "The Legend of Tohron" / "Goodbye Princess" (さよならプリンセス) Yukio Suzuki Ai Oota September 7, 2003 April 26, 2004
A young princess comes to Metro City to explore its technology. This is Princess Kaaya, heir to a South Asian kingdom that has just integrated robots. Her carers will not let her roam around freely due to her celebrity status as a princess. Astro, Reno, and their friends help Kaaya and his friends disguise Kaaya as a civilian and show her around town.Meanwhile, her vengeful cousin Zedo is trying to steal her pendant so he can overtake the throne. Astro and Reno try to help Abby evade Zedo's henchmen.
23 16 "Lost in Outland" / "Lost Memory" (失われた記憶) Kazuo Yamazaki Hirotoshi Kobayashi September 14, 2003 March 25, 2004
Astro is in an explosive accident and is struck with temporary amnesia. While he attempts to recover, he stays in a makeshift village with Marukabi Boon and his friends. Astro learns about Boon's past; Boon was a promising inventor who was falsely accused of selling purposely flawed energy drives. In the meantime, Ochanomizu searches for Astro.
24 29 "March of the Micro Bears" / "Little Bear" (ベアちゃん) Yukio Suzuki Keiichi Hasegawa September 21, 2003 April 26, 2004
Astro watches Kenichi's soccer game, but also happens to be the only one to see Kenichi very briefly touch the ball during the game. Kenichi is embarrassed when confronted, and refuses to talk to Astro. Meanwhile, Shadow goes deep into Tenma's memories - which were duplicated into his own system - and takes note of footage of a tween Tenma talking to a robot bear. Tenma is horrified to find Shadow has recreated his self-made childhood friend, but Shadow assures Tenma that this could be used to test Astro. The bears are unleashed upon Metro City and immediately build a strange, deep rapport with humans, including Kenichi.
25 17 "Deep City" / "If I Could Shed Tears" (もしも涙を流せたら) Kazuo Yamazaki Hirotoshi Kobayashi September 28, 2003 March 29, 2004
Professor Ochanomizu and Astro visit the opening ceremony of Deep City, an idealized urban city that has been built underground, instead of overtaking nature on the Earth's surface. However, the city's designer Dr. Sebastian discovers the city's critical environmental remediation system does not actually work. If Deep City begins operating in as is, the city's nature will overtake everything and everyone, potentially spreading into the rest of the planet. Mayor Manny was the one who led Deep City's production, but he cut costs with the environmental remediation system. Manny imprisons Dr. Sebastian, instead spraying a weed-killing agent called Chemical A on any excess foliage. Trees and roots start to grow abnormally and even take a mind of their own as they overrun the city, with only Astro able to make it stop.
26 18 "The Blue Knight" / "The Blue Knight Enters" (青騎士登場) Satoshi Kuwabara Ai Oota October 5, 2003 April 6, 2004
Katari, still trying to eradicate robots, sets up a wormhole projector on the airship Minerva. A wormhole projector is an unfinished material transfer device, and when it is activated, the Minerva is sent to the other side of the universe. There are numerous humans on board the Minerva, including Professor Ochanomizu. Katari and his associates frame Astro Boy for the wormhole and get him detained by the police. A new figure enters the fray, defending Astro's honour; the Blue Knight and his flying robot horse step in to save the Minerva.
27 30 "Old Dog, New Tricks" / "Great Detective Higeoyaji" (名探偵ヒゲオヤジ) Keiichirou Mochizuki Keiichi Hasegawa October 12, 2003 May 26, 2007
An enormous, magnetic centipede-like robot begins stealing gold and previous metals. Astro attempts to investigate this, but runs into the private detective Higeoyaji, whom is skeptical of AI robots. However, Higeoyaji knows the son of a kidnapped scientist who holds the key to the magnetic robot. Astro and Higeoyaji must team up to stop Skunk Kusai from misusing the robot.
28 19 "Hydra-Jacked" / "Space Plant Crisis" (宇宙プラントの危機)   
Fumihiro Yoshimura Ai Oota October 19, 2003 March 30, 2004
The space power plant Hydra is entirely operated and staffed by robots. The plant is teeming with advanced technology and was consistently producing high-quality energy. Mr. Gazette, president of Gazette Technology Development, attends a tour of the plant tour with the intent to steal its secret technology by hacking into the plant's central computer. However, this plan instead causes all of the plant's computers to go haywire and for its equipment to explode. Gazette triggers the plant's emergency self-destruct system, planning to make it look like the plant blew up due to the robot workers' errors. Within 10 minutes, the entire power plant will explode. Professor Ochanomizu tries to launch a rescue team, but no one will help because the evacuees are "just robots". The power plant's staff are unknowingly still waiting for their rescue. Astro decides he'll go alone into space to rescue the power plant.
29 31 "The Case Of The Phantom Fowl" / "Uran and the Great Detective" (ウランと名探偵) Masami Hata Keiichi Hasegawa October 26, 2003 June 2, 2007
A tunnel in Metro City is said to be haunted by a bird-like paranormal creature. Higeoyaji goes out searching for a lost pet duck, and seems to have a first-hand encounter with the ghost. Meanwhile, Uran is resentful that she has no powers, while Astro is allowed to have 7 powers. Uran teams up with Higeoyaji to investigate the creature, and to prove herself to Ochanomizu. However, they stumble upon The Repo Girls, who are in the middle of dumping an industrial chemical called IS13.
30 20 "Geo Raider" / "Deep Earth Exploration" (地底探検) Shigeharu Takahashi Hirotoshi Kobayashi November 2, 2003 March 30, 2004
The Coaleider subterranean exploration machine heads down into a huge underground cavity. Astro joins the exploration team as emergency backup, but Captain Damon disagrees with having to rely on a robot. Damon cuts through a dangerous section of rocks despite Astro's advice. They discover another cavern, which contains its own world with an unknown ecosystem teeming with life. One of the exploration sponsors, Alucard, finds discovers what appear to be large gemstones, but these turn out to actually be giant bugs. The team is soon swarmed by a giant insect-like monster...
31 32 "Gideon" / "Gunon's Great Adventure" (グーノンの大冒険)   
Takechika Narikawa Ai Oota November 9, 2003 June 9, 2007
Professor Ochanomizu drives Astro, Uran, and a colleague to a seaside Cameroon laboratory. Reno is working at the lab, and has just finished building Gideon, a robot dolphin. Gideon is supposed to do deep sea excavations, but Gideon's guidance system is so sharpened that he is afraid of everything. Astro, Uran, and Reno help Gideon overcome his anxiety during a submarine dive.
32 21 "Secret of the Blue Knight" / "Secret of the Blue Knight" (青騎士の秘密) Yukio Suzuki Keiichi Hasegawa November 16, 2003 March 30, 2004
Professor Ochanomizu and Astro go to Mars to investigate illegal robot auctions. One individual they're on the lookout for is Hamegg, the owner and operator of a brutal robot battling arena. Meanwhile, the Blue Knight is also on Mars; it is revealed he used to be owned by Hamegg and was dumped in space. While Astro tries to help stop the robot abuse, Dr. Tenma arranges with Hamegg to have several robots attack Astro to test his powers.
33 33 "Fairy Tale" / "Fairy Tale" (妖精物語) Yoshio Takeuchi Hirotoshi Kobayashi November 23, 2003 June 16, 2007
Nina is a spoiled little girl whose father is always away at work. Her father buys her all sorts of gifts to make up for his absence, but Nina becomes tired of this. Her father asks what she "really" wants, and Nina says she would like a fairy, because of the legends told to her by Nina's caretaker robot, Friday. Astro and his friends meet Friday while he's out searching for real fairies. Astro and his friends join Nina and Friday in their search for real fairies, but nothing will entertain Nina but the real thing. Meanwhile, Dr. Minimini builds a projector that turns others' memories into holograms, and uses it to rob banks.
34 34 "Shape Shifter" / "Shapeshifting Lifeform Moopie" (変形生命ムーピー) Yoshizou Tsuda Sadayuki Murai November 30, 2003 June 23, 2007
A series of strange thefts occur around Metro City, perpetrated by animals, who only steal a specific type of rare moon rock. Astro begins to investigate the thefts, and meets a shape-shifting girl named Tamami under the control of a young psychic named Rock. Rock works for Dr. Saruta, Professor Ochanomizu's former colleague, and is taking advantage of Saruta's resources in order to open a dimensional wormhole.
35 35 "Firebird" / "Atom vs. Rock" (アトムvsロック) Yasumi Mikamoto Sadayuki Murai December 7, 2003 June 30, 2007
Rock encounters the Phoenix, who denies him the secrets of the universe. Rock instead disguises himself as an archaeologist and lures Ochanomizu's team to an ancient ruins site. While Astro attempts to free the human scientists, Rock tries to use Astro in a ritual to give himself superpowers.
36 36 "Space Academy" / "Robots in Love" (恋するロボット) Kazuo Yamazaki Hirotoshi Kobayashi December 14, 2003 July 7, 2007
Astro attends a space engineering university as a guest. While there, he befriends two students, Anton and Brianna. However, Astro begins to notice his especially strange he feels around Brianna; his eye lights and sensors even seem to malfunction around her. Anton admits he's in love with Brianna, and asks Astro to set up a date between the two. Elsewhere, an unmanned rocket gears up for launch.
37 37 "Atlas Strikes Back" / "Atlas Strikes Back" (アトラス逆襲) Kazuhiro Furuhashi Keiichi Hasegawa December 21, 2003 July 14, 2007
Mr. Tokugawa is still haunted by his last encounter with Atlas on the moon. He begins to look into salvaging Atlas's remains from space, but it seems a scientist named Dr. Pavlos has already done so. Atlas returns to fight Astro, now under Pavlos's control.
38 38 "Battle-Bot" / "Emily's Wish" (エミリーの願い) Makoto Fuchigami Marc Handler December 28, 2003 July 21, 2007
Emily is a teenage robot living in a simulation family unit. When Katari's space raiders attack the space base they live in, Emily's parents load her into an escape shuttle. Astro rescues Emily in space, and Emily demands Astro take her to the Blue Knight. Emily asks the Blue Knight to make her into a super-powered fighting robot so she can rescue her parents.
39 39 "Time Hunters" / "Time Hunters" (タイムハンター) Yoshio Takeuchi Larry Biscoff January 11, 2004 July 28, 2007
Genetic engineers look into cloning extinct animals with the remnants of their DNA, hoping to bring them back to life. Specialized hunters are sent back in time to collect DNA samples from ancient animals. Astro and Uran tag along with a DNA hunter who is being sent on a mission 10,000 years ago into the past to gather mammoth DNA. While the kids assume it will be fun, they underestimate how dangerous animals were in the Holocene Era. They soon meet an early human, a young boy, who does not know how to speak. Astro Boy and Uran gradually become friends with him as they investigate the ancient mammoths.
40 40 "Escape from Volcano Island" / "Robot Hatred" (ロボット嫌い) Satoshi Kuwabara Keiichi Hasegawa January 18, 2004 August 4, 2007
The Robot of the Year awards are set to take place on a massive cruise ship. Astro, Uran, and Professor Ochanomizu attend the awards ceremony, expecting a pleasant formal event. Elsewhere, Acetylene Lamp works behind the scenes to sabotage the event. He employs Kato to trigger a volcano eruption and to barrage the cruise ship. Lamp also begins having flashbacks to when he was stranded on an island after a plane crash, and the robot named Buddy who saved Lamp's life back then.
41 41 "Avalanche!" / "The Giant's Memories" (巨人の記憶) Kentarou Mizuno Ai Oota January 25, 2004 August 11, 2007
A huge monster is allegedly seen in the snowy peaks of Mont Elbe. Professor Ochanomizu, Yuko Kisaragi, and Astro go to the research site in the mountains. Yuko explains the monster is actually a robot named Gulliver who went missing 12 years before. In fact, Yuko's father built Gulliver; the Kisaragis and Gulliver worked together on those very mountains. Yuko's father was leading The Kronos Project, where they would observe space using the giant Melquiades plasma wave telescope, until a cataclysmic avalanche buried both the Kronos site and Gulliver. Now, Astro and Ochanomizu's crew go to Mont Elbe to recover Gulliver, hoping he will have memories of what caused the avalanche 12 years ago.
42 42 "Battle of Steel Island" / "Battle of Steel Island" (鋼鉄島の戦い) Yoshizou Tsuda Keiichi Hasegawa February 1, 2004 August 18, 2007
The Blue Knight commandeers a spacecraft carrying hundreds of enslaved robots and takes them to Steel Island, a seabound airbase operated by Shadow. In Metro City, Blue Knight's popularity soars among robots while humans begin to fear AI robot rebellion. Lamp and Dr. Tenma team up to stage an attack on AI robots to lure Astro to Steel Island.
43 43 "Undercover" / "The Robot Who Admired Humans" (人間に憧れたロボット) Kazuo Yamazaki Ai Oota February 8, 2004 August 25, 2007
A humanoid robot named Klaus is used as an undercover operative for the authorities. One day, Klaus suddenly goes rogue and removes his police transmitter. However, removing this device will automatically trigger a software virus that will render the police robot inoperable. Astro and Delta race against time to find Klaus and give him the virus antidote. Along the way, the two discover Klaus was about to have his memory wiped so he could be sent on a different undercover mission. Klaus loved the memories and experiences that came with living as a human, so much so that he couldn't bear to lose his memories and emotions. While trying to find where Klaus could have gone, Astro learns there was a particular song Klaus loved very much...
44 44 "Into the Dragon's Lair" / "To the Dragon's Forest" (龍の森へ) Saburou Hashimoto Ai Oota February 15, 2004 September 1, 2007
Astro and his friends finally visit the Mayura Kingdom. In the middle of the night, Astro sees a mysterious glowing dragon in the sky that seems to be the real Tohron. Princess Kaaya and her younger brother Tril lead the kids through the forest as they try to track down the dragon.
45 45 "Night Before the Revolution" / "Night Before the Revolution"

(革命前夜)

Fumihiro Yoshimura Ai Oota February 22, 2004 September 8, 2007
A young girl named Hannah Red is best friends with Jake, a kindly GP-III robot who works on her family's compound. Hannah's father, General Red, dislikes seeing robots around his daughter, so he decides to relocate Jake. That night, Hannah learns Jake is leaving, and goes to dispute it with her father...but she trips and falls down her house's central staircase. General Red and the authorities assume Jake pushed Hannah down the stairs as revenge for getting kicked out. Hannah is the only human witness, but she is comatose and unable to clear Jake's name.

Fear-mongering runs rampant against GP-III robots in Metro City. It is ultimately decided that all GP-III robots must be dismantled and destroyed. Astro tries to save these robots from being rounded up, but the Blue Knight appears, and declares the GP-III robots to be liberated under his watch. However, he has violent ambitions...

46 46 "Robotonia" / "The Founding of Robotonia" (ロボタニア建国) Takao Suzuki Keiichi Hasegawa February 29, 2004 September 15, 2007
The Blue Knight gathers with other robots who have turned their backs on humanity. They gather in Antarctica, and the Blue Knight declares the territory to be the new nation of Robotonia. Humans begin to think all robots are capable of rebelling - while not knowing the full circumstances of Hannah's accident and Blue Knight's past - and begin to regard even robots like Astro and Uran with fear. Acetylene Lamp pushes for all AI robots to be dismantled as a safety measure. Professor Ochanomizu opposes this measure, and is demonized by the press for his stance. Ochanomizu secretly lets Astro escape the authorities and urges him to go to Antarctica, and to try and stop the Blue Knight from escalating conflict. Meanwhile, Hannah Red wakes up from her coma. Her last memory is of tripping down the stairs, and she is horrified to learn just how far the anti-robot sentiment has gone.
47 47 "Showdown in Robotonia" / "Decisive Battle! Antarctica" (決戦!南極大陸) Atsushi Takizawa Keiichi Hasegawa March 7, 2004 September 22, 2007
The Ulysses, led by General Red, goes to Robotonia to counter the robot kingdom. Hannah and Reno hurry after General Red in an attempt to tell him the truth about Hannah's accident. Astro goes to Robotonia as well, trying to stop the battle, but he runs out of energy and gets injured. He is recovered by Dr. Tenma...who then attempts to persuade Astro to take a new robot form and "become the king of robots". AI robots around Metro City, including Uran, about to be dismantled en masse. Worse yet, General Red prepares a satellite beam cannon that could instantly wipe out all of Robotonia...
48 48 "Journey to Tomorrow" / "Journey to Tomorrow" (明日への旅立ち) Masayoshi Nishida Keiichi Hasegawa March 14, 2004 September 29, 2007
Robotonia is spared from annihilation, but the hatred between robots and humans is only increasing. Hannah is finally able to tell General Red that Jake did not push her down the stairs. Meanwhile in Metro City, Inspector Tawashi uncovers more detail about how the robot rebellion was caused by robot oppression. Astro realizes that he is the only one who can persuade the Blue Knight to stop the war.
49 49 "Astro Reborn" / "Atom Reborn" (アトム復活) Kazuo Yamazaki Keiichi Hasegawa March 21, 2004 October 6, 2007
Astro remains horribly damaged after the siege on Robotonia. Despite Professor Ochanomizu's efforts, he cannot seem to revive Astro, and reluctantly lets Dr. Tenma rebuild him. Unfortunately, Tenma also represses most of Astro's memories and convinces him he is Tobio. Ochanomizu, Uran, and Yuko are horrified to see Tenma has created a simulacra of his home before Tobio died. Elsewhere, Lamp is abandoned by his anti-robot investors, and the now-manic Lamp hijacks a mecha and pilots it to Tenma's house.
50 50 "The Final Battle" / "Final Showdown" (最後の対決) Keiichirou Mochizuki Keiichi Hasegawa March 28, 2004 October 13, 2007
Tenma and his legion of robot dogs attack the Ministry of Science. While his dogs terrorize the main building, Tenma demands Astro meet him in the abandoned robot recycling depot below the building. Astro goes to confront Tenma, stepping into the same room where Tobio and Astro's old self defied Tenma years ago.

Home video releases[]

Region 1/A[]

Volume Episodes Release date Reference
Complete series 1-50 29 March 2005 [2]
1 1-10 18 August 2009 [3]
2 11-20 18 August 2009 [4]
3 21-30 18 August 2009 [5]
4 31-40 18 August 2009 [6]
5 41-50 18 August 2009 [7]

References[]

  1. "アストロボーイ・鉄腕アトム 第9回 2003年6月1日放送 #9 フランケン - フジテレビ". Fujitv.co.jp. Retrieved 2020-07-07.
  2. "Astro Boy DVD Volume 1". Anime News Network. Retrieved 2020-07-07.[1]
  3. "Astro Boy DVD Volume 1". Anime News Network. Retrieved 2020-07-07.
  4. "Astro Boy DVD Volume 2". Anime News Network. Retrieved 2020-07-07.
  5. "Astro Boy DVD Volume 3". Anime News Network. Retrieved 2020-07-07.
  6. "Astro Boy DVD Volume 4". Anime News Network. Retrieved 2020-07-07.
  7. "Astro Boy DVD Volume 5". Anime News Network. Retrieved 2020-07-07.
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