Medaka Box Gaiden: Good Loser Kumagawa Anime Details and Episodes Good Loser Kumagawa takes place two months before Kumagawa transfers to Hakoniwa Academy, and details his time at Suisou Academy. This is the story of… Series info · Watch free · Trending anime · Airing schedule FormatNovelStatusFinishedScore72/100SourceOriginalCountryJapan School · Shounen Medaka Box (Parent Story) · Good Loser Kumagawa (Prequel) · Medaka Box Abnormal (Sequel) Medaka Box: Juvenile - Shousetsu-ban Misogi Kumagawa · Najimi Ajimu (Supporting) · Saki Sukinasaki · Aki Jakago (Supporting) · Iya Renpei (Supporting)