Post a series that is originally based on and adapted from a game

Danganronpa:The Animation<3

Popotan!

Diabolik Lovers.. It has 3 games now, they're :
1. Diabolik những người đang yêu : thêm Blood
2. Diabolik những người đang yêu : Haunted Dark Bridal
3. Diabolik những người đang yêu : Dark Fate *new*

Clannad

Corpse Party: Tortured Souls

SRW OG. This is the oldest game. Then they turned into an anime that have only 27 episodes...
Hey, that's Excellen!

Blazblue: Alter memory is an anime adaption of the video fighting game "Blazblue: continuum shift" X3