Almost of his works are written about people involved in food industries, such as a coffee shop owner, a cheese shop owner, a Barista, a hamburger shop owner, or a traditional Japanese cuisine chef (Itamae).
In 2005 he started his manga writing career when he wrote the script of Cafe Dream, drawn by Osamu Hiramatsu, in Weekly Manga Times published by Houbunsha.
Afterward he has written a lot of books for some Japanese big publishing companies such as Shogakukan, Nihon Bungeisha, Shueisha, Kodansha and so on.
His books are translated and published in Asian and European countries include France, Belgium, Taiwan, China, South Korea, Indonesia, Thailand etc.
In 2014 he also started his career as a Screenwriter when he wrote the script of an action movie whose title is Ankoku no tatakai(Battle in the darkness), directed by Takayuki Yamaga.