Touhou - Heca-Chan To Issho! (Doujinshi)Touhou - Heca-chan to Issho! (Doujinshi); (C89) Together with Hecaa-chan! (Touhou Project); (C89) へかあちゃんと一緒！ (東方Project) ; (C90) Heca-chan to Issho! 3 | Together with Hecaa-chan! 3 (Touhou Project); (C90) へかあちゃんと一緒!3 (東方Project); (Reitaisai 13) Heca-chan to Issho! 2 | Together with Hecaa-chan! 2 (Touhou Project); (例大祭13) へかあちゃんと一緒!2 (東方Project)