Yūji KakuYūji Kaku.

Yuji Kaku (Japanese: 賀来ゆうじ, Hepburn: Kaku Yūji) is a Japanese manga artist. Originally an editor, Kaku began working as manga artist in 2009 with Memory Customs, a one-shot published in Jump Square. In 2013, he launched his first series, Fantasma.