Unlike a branching adventure game, there are no meaningful player choices, it essentially advances as a story with pictures.
Aido-tachi no Yakata
Disk Comic Series 1
Disk Comic Series 2
Drop
Erika
Girl
Neverland
Osanazuma Funsenki - Joshikousei Idol
Prickle
Reijou Monogatari
Sakura 2
Scar
Shusuna Women - High School Guidance
Star Puncher Kiki Ippatsu!
The Hidden Lovers: Ray
Woman Prison
X-Ikkusu
Zenith: Full Animation Adventure Series #1