Bōsōzoku is a speed tribe culture in Japan which modify 250-400cc Japanese road bikes in an interesting combination of cafe and chopper.

https://i.pinimg.com/originals/17/de/b1/17deb10fdc0f7f931d2fe90cf3e7f1b0.jpg via /r/CafeRacers https://www.reddit.com/r/CafeRacers/comments/eve7n4/b%C5%8Ds%C5%8Dzoku_is_a_speed_tribe_culture_in_japan_which/?utm_source=ifttt