ISUTOSHI

<b>Doujin Circles:</B> Gerumaru (ゲルマル), Maruchuu Seisaku (まるちゅう製作) He started his career in 1994 producing work that would later be published in doujinshi by the Gerumaru circle. His stories typically involve both erotic and humorous situations, focusing on characters' personality and sexual interaction during the story.