Sex in Karaoke Box

This game contains at least one scene involving sex in a karaoke box or room.

Karaoke boxes consist of multiple rooms containing karaoke equipment, usually rented out for time periods. A typical karaoke box establishment contains 10–20 (or more) such rooms as well as a main karaoke bar area in the front. Karaoke box establishments often sell refreshments.
Karaoke boxes are usually compesed of karaoke equipment, couches, a table and a telephone used to extend rental time.
Karaoke boxes have huge popularity in Japan.

NSFW Example 1
NSFW Example 2
NSFW Example 3