Hayashi Yoshiki?, born November 20, 1965,[2] in Tateyama, Japan) is a musician, songwriter and producer. He is primarily known for co-founding the popular rock band X Japan, for which he plays drums and piano and writes most of the music. After the band disbanded in 1997 he participated in other musical acts and produced for other bands. In 2007 X Japan re-united and he has been performing with them since.