His mentor is Death Note and Hikaru no Go illustrator Obata Takeshi
Yabuki is best known for the series Black Cat which ran 20 volumes and recently finished publishing in the U.S. He is also notable as the artist and collaborator on the series To Love-Ru alongside former assistant Hasemi Saki
In the last chapter of Black Cat, Kentaro Yabuki stated that "This is more like the end of part one". and says "If the opportunity present itself, I may begin writing up Black Cat part 2".
Uchimizu Tooru was once his assistant.