Laboratory Zero - Satori Five! Ver.1.0.2.2 (eng) - Adult Sex Game

Overview
"Komeiji Go ~ Satori Five!" Is a five-eyed leisure game of chess, go, and Japanese shogi. The player will have a thrilling five-eyed confrontation with Touhou Project's reading monster, Satori Komeichi.

She also talks about her life with the player.

The game has an online matching feature that allows you to play multiple online matches.