Bi no Isu Anime Details and Episodes 1. Bi no Isu (The Coercion Chair) Kabu and Nirasawa have a troubled relationship, to say the least. Harsh yakuza lifestyle, torture, and violent sex are… Series info Watch free DetailsFormatMangaStatusFinishedScore64/100SourceOriginalCountryJapan GenresActionDrama TagsBoys' LoveYakuza RelatedBi no Kyoujin (Sequel)b-BOY Phoenix (Parent Story) CharactersKabu NariakiNirasawa Shuu