
Quick answer — Toshihiko Tsukiji worked on Umi Monogatari (Original Creator), Maburaho (Original Creator), Kämpfer für die Liebe (Original Creator) and 1 more anime.
Toshihiko Tsukiji worked on Umi Monogatari (Original Creator), Maburaho (Original Creator), Kämpfer für die Liebe (Original Creator), Kämpfer (Original Creator).