Birdy the Mighty (鉄腕バーディー Tetsuwan Bādī?) is a manga by Masami Yuki, who is best known for producing the long-running series Patlabor. His initial work on the series was quickly abandoned, but it was made into an anime, which was produced and, on the last episode, scripted by Yoshiaki Kawajiri, who is known for anime titles such as Vampire Hunter D, and Ninja Scroll. The character designer and animation director for the series was Kumiko Takahashi. In 2003, Masami Yuki began serializing a second, more ambitious Birdy the Mighty manga in Weekly Young Sunday.
A TV anime adaptation, titled Tetsuwan Birdy: Decode (鉄腕バーディー DECODE Tetsuwan Bādī DECODE?), was animated by A-1 Pictures and produced by Aniplex, premiered in Japan on TV Saitama and other broadcast networks on July 4, 2008. The series is directed by Kazuki Akane (director of Vision of Escaflowne), written by Hiroshi Ōnogi, with its character designer and overseeing animation director being Ryo Timo. It also aired on the satellite network Animax from July 14, 2008. The second season titled Birdy the Mighty Decode 02 aired Jan 9, 2009 to Mar 27, 2009. The TV series featured a different seiyū cast from the original OVA series. At Anime USA 2009, Funimation Entertainment announced that it had acquired the show. As of June 30, 2010, Funimation released all episodes of Season 1 and Season 2 English Subbed, and plans to release them English Dubbed in October 2010.
Birdy Cephon Altera is a Federation agent chasing interplanetary criminals to the planet Earth. While in pursuit of one such criminal, she accidentally kills a high school boy named Tsutomu Senkawa. Fortunately for Tsutomu, there is a way to keep him alive. He ends up being merged into Birdy's body and must remain so until the repair of his body is complete.
So, Tsutomu is stuck sharing a body with an attractive, strong, and impulsive space police agent while trying to keep his family and friends from finding out about Birdy. In the meantime, Birdy continues her investigation. Together, they take on a secretive group of evil aliens planning to perform experiments on the unsuspecting inhabitants of Earth.
- Birdy Cephon Altera
- Voiced by: Kotono Mitsuishi (Japanese), Alex McCord (English) (OVA)
- Voiced by: Saeko Chiba (Japanese), Luci Christian (English) (TV)
- A Federation police officer, she arrives on Earth in pursuit of alien criminals who are using the planet as a refuge. During one of her missions, she accidentally kills Tsutomu and has to fuse with him in order to keep him alive.
- In the 2008 anime, her false identity on Earth is rising Japanese idol Shion Arita. She is accompanied by a robot named Tute.
- Tsutomu Senkawa
- Voiced by: Iwanaga Tetsuya (Japanese), Justin Thompson (English) (OVA)
- Voiced by: Miyu Irino (Japanese), Micah Solusod (English) (TV)
- A high school student who has his mind hosted within Birdy after being killed during her confrontation with an alien criminal. Birdy tries to let him live a normal life until his body is rebuilt.
- Natsumi Hayamiya
- Voiced by: Yukana (Japanese), Matty O'Shea (English) (OVA)
- Voiced by: Kanae Itō (Japanese), Cherami Leigh (English) (TV)
- Tsutomu's female friend and classmate.
- Hazumi Senkawa
- Voiced by: Tomoko Maruo (Japanese), Debora Rabbai (English) (OVA)
- Voiced by: Mikako Takahashi (Japanese), Jamie Marchi (English) (TV)
- Tsutomu's older sister.
- Sayaka had a weak body until she was involved in a car accident. After she healed from the accident, her demeanor became more cheerful.
- Shoko Kagami
- Voiced by: Ayako Kawasumi (Japanese), Maxey Whitehead (English) (TV)
- A young girl whose legs are recovering. She's very fond of Nataru and tends to be hostile towards Birdy because she thinks Birdy's trying to 'steal' him from her.
- Georg Gomez
- Voiced by: Akio Ōtsuka (Japanese), Cory Carthew (English) (OVA)
- Voiced by: Unshō Ishizuka (Japanese), Newton Pittman (English) (TV)
- An alien criminal who had been hiding on Earth in disguise. He's an Altarian henchman of Christella Revi.
- Christella Revi
- Voiced by: Mako Hyōdō (Japanese), Mary Alice McGuire (English) (OVA)
- Voiced by: Mako Hyōdō (Japanese), Monica Rial (English) (TV)
- A rogue scientist who is the antagonist of the story.
- Birdy's Childhood friend. He lives on Earth as a refugee and pretends to be a human.
The original manga ran in what is now Shōnen Sunday Super, but when Masami Yuki began serializing Kyūkyoku Chōjin R in the pages of Shōnen Sunday it began appearing infrequently, and was eventually abandoned. Only one volume was ever collected. In 2003, after a number of other series for Shōnen Sunday, Masami Yuki moved to Weekly Young Sunday, a seinen magazine, and began drawing a remake version, starting the story from the beginning.
The first DVD for Birdy the Mighty Decode was released on September 24, 2008.
The Birdy the Mighty Decode OST was released on September 24, 2008 in a simultaneous release with the DVD.
Theme Song CDs
Sora is the opening theme to the TV animation adaptation titled Tetsuwan Birdy: Decode. It is performed by Hearts Grow.
Kiseki is the opening theme to second season. It is performed by Nirgilis.
- Sora (そら, Sky)
- Mirai Sketch (未来スケッチ, Sketch of Future)
- Sora - Instrumental (そら)
- Kiseki (奇跡,Miracle)
- In the episode 5 around 21: 20 minute of Birdy the Mighty: Decode make cameo appearances as a doll Giroro from Keroro Gunsō.
Birdy the Mighty Decode was first announced under the name Birdy the Movement. It was then revealed in the Tokyo International Anime Fair that the show would be aired in summer 2008 as Birdy the Mighty Decode.
A second season of Birdy the Mighty: Decode began to air on January 9, 2009, known as Birdy the Mighty Decode: 02. It concluded in May. There is no indication that there will be further seasons.
A subsequent OVA titled Birdy the Mighty Decode: Cipher features an unaired episode, named "Between you and me", that connects the first and second seasons. It is currently planned for DVD release on July 22, 2009. 
Notes and references
- Yuki Masami's website
- "TV ANIMATION 鉄腕バーディー DECODE". Retrieved 2008-07-12.
- "Funimation Announces Three New Titles". 2009-11-21.
- "Funimation Adds Sekirei, Testuwan Birdy Decode And Decode 02". Anime News Network. 2009-11-22.
- "Funimations Released English-Dubbed Decode". 2010-10-26.
- Birdy The Mighty. Retrieved on July 6, 2008.
- Birdy the Mighty Decode DVD & CD Information. Retrieved on July 13, 2008. (Japanese)
- Official Birdy the Mighty Decode Music Page. Retrieved on October 3, 2008. (Japanese)
- New Birdy the Mighty Anime. Retrieved on July 13, 2008.
- New Birdy's Title Revealed: Birdy the Mighty Decode. Retrieved on July 13, 2008.
- TVアニメーション「鉄腕バーディーDECODE」KICK OFFステージ. Retrieved on July 13, 2008. (Japanese)
-  Retrieved on January 6, 2009.
- "Tetsuwan Birdy Decode OVA Announced". Animekon. Retrieved 2009-03-09.
- Birdy the Mighty Manga Official Site (Japanese)
- Birdy the Mighty Decode Official Site (Japanese)
- Birdy the Mighty (manga) at Anime News Network's Encyclopedia
- Birdy the Mighty (OVA) at Anime News Network's Encyclopedia
- Birdy the Mighty Decode (anime) at Anime News Network's Encyclopedia
- Birdy the Mighty Decode:02 (anime) at Anime News Network's Encyclopedia