is a Japanese novelist. He is from the Hokkaido Prefecture, however currently resides in Tokyo.
In 2007, he debuted with the first volume of the series after it won the 1st Shogakukan Light Novel Awards.
In 2011, his series began publishing. The same year, his novel Koi no Cupid wa Handgun o Buppanasu (æÂÂã®ãÂÂãÂ¥ã¼ãÂÂãÂÂãÂÂã¯ãÂÂã³ãÂÂ㋳ãÂÂã¶ã£æÂ¾ãÂÂãÂÂ) was published.
Black Bullet received an anime adaptation in 2014.