Masayuki Kawaguchi
川口雅幸
Language: Japanese
Hometown: Iwate Prefecture, Japan
Kawaguchi started by self-publishing his own novels on his website in 2004. The novels started gaining attention and he made his serialization debut in 2006 with Nijiiro Hotaru: Eien no Natsuyasumi, which received an anime film adaptation in 2012.
