Japanese Title: どきどきあまなちゃん2
English Title: DokiDoki Amanachan 2
Release Date: Unknown
Probable Format: FDD
Game Type: RPG
I've played the first game, which was for the PC-88, but this is a sequel to that. This game is referenced (and the images above are taken from) the PC-98 Doujin Software Gallery.
Contact me if you have this game.