Bassist from L'Arc~en~Ciel under the name of tetsu, changed for tetsuya in december 2009.
Solo artist under the name of TETSU69 from 2001 to 2003, changed for TETSUYA since 2010.
Support member of Morrie's project Creature Creature from 2005 to 2006.
Vocalist from P'UNK~EN~CIEL under the name of TETSU P'UNK, then T.E.Z. P'UNK.
