Career
He started making manga in 1990. Undeadman appeared in Monthly Shōnen Jump and has had two sequels. Yagi"s first serialized manga was his comedy-genre Angel Densetsu, which appeared in Monthly Shōnen Jump from 1992 to 2000.
His most recent work, Claymore, had run in the magazine between 2001 and 2014, completing at 155 chapters.
Viz Media is working on translating it in North America, and have released all 27 volumes as of October 2015. Yagi"s favorite Japanese comedic duo is Downtown.