Osu!! Mahjong-bu Anime Details and Episodes Osaka Tsutenkaku University is a prestigious PR70 school. Yoshinari Takagi, the captain of the Mahjong Club, a unique institution at the school, puts his… Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresComedyDramaPsychologicalSports TagsMahjongCollegeSchool ClubMale Protagonist RelatedOsu!! Karate Bu (Parent Story) CharactersTakagi Yoshiyuki