Performer and composer of contra-bass, he is a keen collaborator in dance, theatre, art, film, calligraphy, hogaku, gagaku, nohgaku, western classical, tango, jazz, European improvisation, Korean culture and Asian shamanism. He works as a selector for dance auditions, and conducts workshops. From 2000 he has become a casual lecturer at Sophia University. He has produced CDs in Canada , US, France and Korea.