Ryouichi Koga
古賀亮一
- Occupation
- Mangaka
- Hometown
- Yasucho, Japan
- Language
- Japanese
Works
Ninja Nonsense
2004 · TV
Original Creator
Osaka Banpaku
2009 · Manga
Story & Art
Ninin ga Shinobuden
2000 · Manga
Story & Art
2x2=Shinobuden+
2020 · Manga
Story & Art
Faithful Dog Deedee
2000 · Manga
Story & Art