Takeshi Obata Arrested For Knife Takeshi Obata, the cartoonist behind the popular Hikaru no Go and Death Note manga series (with writers Yumi Hotta and Tsugumi Ohba, respectively), was arrested in Tokyo on Wednesday morning for illegal possession of a knife, according to this report. A police officer questioned the 37-year-old award-winning artist after he saw Obata driving with his headlights off around 1 AM, and found the knife then.