The names of the clubs sound like biker gangs and rock bands.

Consequently, crime increased and biker gangs settled in the city.

He was associated with a local biker gang, ah, club.

He runs away from home to live with his best friend and a biker gang.

His appearance is very odd, looking more like a member of a biker gang.

She was once the leader of a biker gang and has also an aptitude for machines.

She wondered what he would have been like if he'd never gotten mixed up with that biker gang.

A teacher at Aya's school and the head of a biker gang.

The first biker gang to come along is going to trash this thing.

After fending off a biker gang they continue business as normal.