Developer

KOGA games

KOGA: 3 games developed and 2 published from 1996 to 1998.

Official website

Best-rated KOGA games

Digital Ange: Dennou Tenshi SS
Digital Ange: Dennou Tenshi SS
KOGA1997
AdventureVisual Novel
Hatsukoi Monogatari
Hatsukoi Monogatari
KOGA1998
SimulatorAdventure
Zoku Hatsukoi Monogatari ~Shuugaku Ryokou~
Zoku Hatsukoi Monogatari ~Shuugaku Ryokou~
KOGA1997
SimulatorAdventure