Copyright: koikatsu (game)
Koikatsu is a 3D eroge developed by Illusion that was released in 2018. The main game allows players to attend an all-girls school as a boy to attempt to get them to have relationships with the player. Koikatsu also includes a detailed character creator, and a studio mode (known as CharaStudio) for making scenes, posing characters, and creating screenshots or animations with.