You have to love the array of bike styles in Japan.
There are an unimaginable amount bikes used purely for transport but there are a small group that get some development.
The lack of exhaust would make this thing extremely loud. Check the video below.
Bald tyres and the kick up seat and cut number plate spell out that the plan is to be visually annoying along with keeping everyone awake all night.
I’ve been told that the Bozsozoku generally don’t act on the intimidating tactics they use like in days of past, but from speaking to people in Japan they are viewed as extremely annoying.