The leader of the virtual indie rock band Chibasilz is Gyan, the drummer.

Gyan became the leader because he was the tallest member among them.
In place of the reserved Gyan, Jim handles diplomacy.

There are some opinions that Jim would be good as the leader, but Jim says that a leader needs a strong appearance.

In reality, Gyan trains his body to protect small animals.
His quick recovery from stings may be thanks to the small animals.