Kero Kero Keroppi no Bōken Nikki: Nemureru Mori no Keroleen is a first-person role-playing game with anime or manga game elements from Character Soft. The game is published by Character Soft. Kero Kero Keroppi no Bōken Nikki: Nemureru Mori no Keroleen is also known as KeroKero Keroppi no Boken Nikki. For some reason the game has not yet been released on PC.