Iwami Takashi (岩見陸), also known as Nanahoshi Kangengakudan (ナナホシ管弦楽団), is a guitarist and songwriter known for his fiery, bluesy riffs and solos and his decade-long career composing music with the Vocaloid software, during which he achieved moderate success in Japan and a cult following overseas.

Recently however, Takashi has taken to providing vocals for his own music, releasing the EP ONE-MAN CIRCUS at THE VOC@LOID M@STER 42, featuring the eponymous single along with a handful of self-covers.

Takashi is also the guitarist for the alternative rock group Mr.FanTastiC with the utaite Megatera Zero.