Biography: Tsugumi Ohba is a mangaka from Tokyo, Japan, who wrote and created the anime and manga, Death Note. He is male. Tsugumi's hobby is to develops manga plots, day and night while holding his knees as he sits, similar to that of L, a character from Death Note. He also collects teacups. Some fans and others believe that Tsugumi Ohba is just a pen-name and thinks he is actually Hiroshi Gamou. Ohba is also the writer of Bakuman, another collaboration with Takeshi Obata.