Yomigaeru Sora was initially supposed to have a female protagonist with sharper animation under the name "Rescue Angel". Due to Yuji Matsukura (J.C.Staff Executive Officer, Head of Production), Katsushi Sakurabi (Director), and Fumihiko Takayama (Series Composition) outvoting Kiyoshi Sugiyama (Produ...

Source: MyAnimeList