Kenshi Yonezu (米津 玄師 Yonezu Kenshi, born March 10, 1991[1]), or better known for his producer name Hachi (ハチ), is a Tokushima-born Vocaloid original song producer (composer and lyricist) and illustrator. He has produced only non-Vocaloid music for a long time. It was in May 2009 that he started producing Vocaloid original songs. The songs which he produces have a unique point of view. In addition, the pictures he produces are very characteristic.