Quick answer — Jun Kumagai worked on Descending Stories: Showa Genroku Rakugo Shinju (Series Composition), Showa Genroku Rakugo Shinju (Series Composition), Aura (Script) and 5 more anime.
Jun Kumagai worked on Descending Stories: Showa Genroku Rakugo Shinju (Series Composition), Showa Genroku Rakugo Shinju (Series Composition), Aura (Script), The Water Magician (Series Composition), Hamatora (Series Composition), Persona4 the Golden ANIMATION (Script), TEPPEN!!!!!!!!!!!!!!! Laughing 'til You Cry (Series Composition), Bungo and Alchemist -Gears of Judgement- (Series Composition).
