Kotaro Isaka Born in 1971 in Chiba Prefecture. Kotaro Isaka is one of the most popular Japanese novelists who received numerous awards. He has many titles under his belt, and most of them have been turned into live-action movies. Megumi Osuga Born December 21 in Chiba Prefecture. She made her debut with Tonpachi, which ran in Shonen Sunday R and had a short series in Shonen Sunday Super called Honou no Ana no Yomi. In 2007, her serialization of Maoh: Juvenile Remix started in Shonen Sunday.