is a Japanese television tokusatsu series broadcast by TV Asahi. The series is the eighth installment of Super Sentai. Directed by Nagafumi Hori, it stars Ryōsuke Sakamoto, Naoto Ōta, Akito Ōsuga, Yuki Yajima, Sumiko Tanaka, Michiko Makino, Hikaru Kurosaki, Munemaru Kōda, Hirohisa Nakata, Yōko Asuka, Yukari Oshima and Strong Kongo. It aired from February 4, 1984 to January 19, 1985, replacing Kagaku Sentai Dynaman and was replaced by Dengeki Sentai Changeman. The international English title is listed by Toei as Bioman.
Synopsis The once prosperous is destroyed after a world war erupted over the use of a scientific discovery called "Bio Particles". The , which sought to use Bio Particles for peaceful purposes, sends the giant robot Bio Robo and an assistant robot named Peebo to prevent the same tragedy from happening on Earth. Bio Robo arrives in 15th century Japan, where it showers Bio Particles on five young individuals. Five centuries later, the descendants of these individuals, infused with Bio Particles, are chosen by Peebo and Bio Robo to become the Bioman team to protect the Earth from the Neo-Empire Gear, an organization led by mad scientist Doctor Man.
Characters Bioman
The eponymous Bioman team are the descendants of five people showered with Bio Particles centuries ago who was spirited away by the Bio Robo during Gear's initial attack to obtain the from Peebo to become the Bioman. To transform individually they call their color and number, and to transform as a group they call "Bioman". Along with their , a versatile sidearm with sword, dagger, and blaster modes, the Bioman have a variety of team attacks that are executed after their Bio Brain Computers are synched up. Among their team attacks are the and .
: Shirō Gō is the pilot of the first Japanese space shuttle before getting caught in the crossfire just as the Gear begins the invasion. In him, passion and responsibility unite. He grew up believing that his father was dead. However, after meeting Professor Shibata, he is not so sure. The Bio Particles within him enable him to communicate with animals; thus making them useful in reconnaissance missions. His Bio Brain Computer allows him to target any opponent with his ability. He wields the and his special attack is the . : Shingo Takasugi is a race car driver. Shingo can be very tough to enemies yet very kind to children. Despite his bravado, there are times when he doubts his abilities. Despite these doubts, he knows what he must do and does his best. He is the designated driver of Bio Turbo. His Bio Brain Computer allows him to use his ability to see through any deception. He wields the and the , and his special attack is . : Ryūta Nanbara is a water sportsman who is boyish and adventurous. He loves to explore and discover new things. His years of diving have made him very nimble and is skilled in stealth techniques. He can't tolerate bullies considering he used to be one. His Bio Brain Computer allows him to use his ability to enhance his sense of hearing. He wields the and his special attack is . : The fourth member of the Bioman team whose moniker was utilized by its original user and her successor. : Mika Koizumi was a photographer who dreams of following in her late brother's footsteps to photograph African wildlife. Initially, she is hesitant to join the team until she is convinced that Gear's evil would eventually put the animals in danger. When Gear manage to gather a bit of Anti-Bio Particles to weaponize, Mika dies by Psygorn's hand sacrificing herself to empty the Bio Killer Gun's ammo so her allies can fight without being poisoned by the Anti-Bio Particles. The others mourn her as Bio Robo activates her Bio-Brain Computer to present her memories to give the Bioman hope. Her Bio Brain Computer allows her to present photographic projections in her ability. She wielded the and her special attack was Strobe Flash. : Jun Yabuki is an Olympic archer. Sometimes dressing up in a hybrid American Indian cowgirl/feudal Japan outfit. The last two letters in her surname "ki" form the kanji for her color. After watching Bioman in action, she tries to join them, but is initially refused due to her lack of understanding how serious the fight is. However, her fearlessness enabled the Bioman to learn that she is also a descendant of the original Bioman. When she accidentally injures Shirō during the Samecanth incident, Jun is confronted by her old squad captain who learns of her reasons for leaving the Olympic archery team and allows her to remain with the Bioman. In addition to having the same abilities and arsenal as her predecessor, Jun also wields the bow. : Hikaru Katsuragi is a carnival flutist. She is sweet yet strong and is a mistress of disguise. She bears an unusually strong spirit with a strong motherly instinct. She plays the flute to calm her spirits and to strengthen her resolve. She is able to befriend the evil computer Brain and teach him about friendship, which pays off when Brain sacrifices himself to save the Bioman and the world from destruction. She is the most emotional member of the team. Her Bio Brain Computer allows her to use her ability. She wields the and her special attacks are , , and .
Allies : An android who is the guardian of the Bio Particles, the Bio Robo and the Bio Dragon, built as an experimental robot when the Bio Particles were in development. He came to Earth 500 years ago and showered five courageous people with Bio Particles. Now that Gear has made its move, Peebo and the Bio Robo gather the descendants of the original five. He shows a great fear for Silva. In the last two episodes, he used himself to energize the Bio Robo. : Thinking himself an orphan, named , he learns he is in reality Shūichi Kageyama, the son of Doctor Man and basis of the design of Prince. At first, Doctor Man tries to get him to join Gear, but Shūichi rejects his father. Eventually, Shūichi finds and joins Doctor Shibata. Later, he helps the Bioman ultimately defeat Gear. He manages to convince Doctor Man to help them stop the bomb that could destroy the whole Earth through the use of human emotions. : The former wife of Doctor Kageyama and the mother of Shūichi. After Kageyama became Doctor Man, she left her husband and gave away their son Shūichi for adoption by the Nakamura family. 17 years later, the Bioman team and Shūichi stumble onto a letter she left behind, along with a video recording, which revealed Doctor Man's true identity. She never actually appears in the series besides a photograph of herself with Kageyama and Shūichi as an infant, and a voice-over while Shūichi reads her letter. : The estranged father of Shiro and the former research partner of Hideo Kageyama. After Kageyama became insane, he faked his death and left his wife and son to stop his former friend. He turned himself into a cyborg like Doctor Man did to continue his research and overthrow the Neo-Empire Gear. Adopting the alias of , he disguises his true identity by wearing rose-colored eyeglasses and a fake beard. He creates a "conscience circuit" that is capable of giving Mecha Clones free will. : A young friend of Peebo from Planet Bio. He recorded a video message on a compact disc addressed to Peebo that was sent to Earth from Bio Star before its destruction. Doctor Man managed to get a hold of the disc before Peebo does and decides to create a Mecha Clone of Joy in order to trick Peebo into revealing the location of the headquarters of the Biomen. Peebo is deceived by the duplicate at first, but manages to see through the deception after he views the video recording of Joy, which revealed that the real Joy was unable to escape the destruction of the Planet Bio and that he recorded the video as his final farewell to Peebo. Doctor Man, who did not understand the language of the people of Planet Bio, did not realize that Joy was already dead. : The former coach of Jun and the captain of the Japanese Olympic Archery Team. He tries to investigate Jun's sudden departure from the team in order to convince her to return, only to discover Jun's secret identity as Yellow Four and allows her to remain with the Bioman. : A protector of nature who lives in Mount Nekura by himself. When the Bioman team first encounter Yamamori, Shiro ponders the possibility of whether Yamamori might carry Bio Particles within him. After falling in love with Jun, Yamamori tries to join the team desperately, but is ultimately rejected when Bio Robo finds no traces of Bio Particles within his body. Disillusioned, Yamamori is tricked by a disguised Farrah into undergoing a procedure that would transform him into the , which puts him under the control of Gear. However, Yamamori manages to break free of Gear's influence and helps the Bioman team destroy the Magne Megas. Yamamori is considered a prototype of the "sixth ranger" additions featured in later Super Sentai shows. : A special Mecha Clone developed by Doctor Man to be coupled with Satan Megas in episodes 43 and 44, Miki had the unusual appearance of a young girl in school uniform. As long as she existed, Satan Megas was able to re-assemble himself indefinitely, making him virtually invincible. After being implanted with the conscience circuit of Professor Shibata, however, Miki felt guilt for the ravages caused by Gear, and self-destructed so Bio Robo could defeat Satan Megas.
Neo-Empire Gear The was founded and led by the cyborg Doctor Man, from his Neo-Cloud fortress at the South Pole. Gear's forces believe themselves to be a technologically advanced society with the right to rule Earth.
: The supreme ruler of Gear, Doctor Man was actually a human named who experimented on himself to accelerate his intelligence, only to have his body rapidly age in the process. To extend his life, Kageyama converted himself into a cyborg with a deep disgust for humanity, planning to conquer the world with his army of Mecha Clones while remaining alive long enough to find a worthy heir to his empire. When his true origins are revealed, Doctor Man countered the coup with a Mecha Clone copy of himself and later reprogrammed the Big Three and reorganized the empire. With his empire dying, he goes and fights the Bioman with King Megas only to be defeated. He activated the Anti-Bio Bomb, but he ended up stopping it when his son and the Bioman prodded him eventually resulting in his death. : He first appeared to Mason in the test mission to steal some gas, calling himself the son of Doctor Man where he blew up the power plant. As he was introduced as the son of Doctor Man, Doctor Man was revealed to be a human being. Ryuta wanted to stop him for his own well-being since he was only 17 years old. It was also revealed that the tentacles used to steal fuel were part of his creation Grotes Canth. Later on, it was revealed that he was just a Mecha Clone created in Doctor Man's missing son's image of Shuichi after Mason and Farrah were tasked to return him to base. Because of that, Doctor Man reprogrammed him to be just Battle Mecha Prince where he challenged the Biomen for the final time. Ryuta accepted he could not be helped and the Biomen defeated him when his robot Grotesque Kans was destroyed.