cost

Cost differs with store.

For example:(day/per an hour)
Japan Karaoke
weekday about 500yen (one room)
holiday about 900yen (one room)

Shidax
weekday about 280yen
holiday about 480yen

BIG ECOH
weekday about 200yen
holiday about 300yen

Karaokekan
weekday about100yen
holiday about200yen