Career
Guyver was serialized in MonthlyShōnen Captain (published by Tokuma Shoten) for the lifetime of the magazine from February 18, 1985 to 1997. When Captain was cancelled, the manga moved to Shōnen Ace, published by Kadokawa Shoten, who also reprinted the collected volumes from the beginning. There are 31 tankōbon available.
Takaya began however as an hentai manga artist under the pen name Morio Chimi (ちみもりを, Chimi Moriwo), with several works printed in the adult manga magazine Lemon People, published by Kubo Shoten.
The best known of these is Hades Project Zeorymer, which was adapted as a four episode original video animation by Anime International Company. He also had stories published in the manga anthology series Petit Apple Pie under this pen name.