Akio Watanabe

is a Japanese animator, illustrator, character designer, supervisor, director, dōjin artist and a member of the circle . His pseudonym is . He worked with Akiyuki Shinbo at Shaft. His representative works include key animation for ''Popotan'', and character design for ''Nurse Witch Komugi'', ''The SoulTaker'' and ''Monogatari''. Provided by Wikipedia