You can check out the full karaoke song list HERE. What time does open mic karaoke start 4:00pm. Oh and, of course, Cash Studio offers songs in other language too, so in actuality, they only have a limited number of rooms where you can sing Japanese songs, so if you’re going on a weekend, it’ll be better to call at book first. Super fun karaoke combined with our delish Japanese food and extensive drinks menu, youve got one. The top 20 song list below contains music spanning 50 years: Scroll up to book a private karaoke room, for groups 15+ wanting to book the rooftop or open mic karaoke you can also call us on 8639 0630 or send us an email to.