This article is about a/an episode in Choudenshi Bioman.

I Saw Ryūgū Castle (僕は龍宮城を見た Boku wa Tatsumiya-jō o Mita) is the seventeenth episode of Choudenshi Bioman.


Doctor Man orders the abduction of a boy related to Urashima Taro, in hopes of using his ancestor's memory to find the treasures of the undersea utopia.


to be added


Guest Cast


  • Viewership: 10.4%
  • Shiro and Shingo are now seen wearing their second outfit as Ryuta and Hikaru's outfits in Episode 10, 11 and 15 are retained as Jun maintains her primary outfit.
  • Shiro's second outfit has battle damage during this episode where his white rider jacket has shreds on them after he was attacked.

DVD releases

Bioman DVD Vol 2

Bioman Volume 2, DVD cover

Choudenshi Bioman Volume 2 features episodes 12-21. [1]


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