Ao no Hako Prologue Anime Details and Episodes Taiki Inomata, in his third year of junior high, ended his final junior high badminton tournament with a loss, which left him feeling unsatisfied. One… Series info Watch free DetailsFormatNovelStatusFinishedSourceOriginalCountryJapan GenresSlice of Life TagsMale ProtagonistEpisodicHeterosexual RelatedBlue Box (Sequel) CharactersChinatsu KanoTaiki InomataKyou KasaharaHina ChounoKengo Haryuu