he is the ex vocalist of a j-rock band vkei, called gulu gulu, which has the following members.

Rito: lead guitarist/ Ai's helper (male)
Lanju: bassist (male but like dresses and femenine clothing)
Hotaru: drummer (male)
Ai: vocalist/ leader (male)
And a ex member: kazari- guitarist (male)

After the separation of this band, Ai created a dependent project with Rito, calling it Muzoyanka and they are still looking for 2 other members to be able to create a band and be what it once was.