Hajime Ueda (ウエダ ハジメ UEDA Hajime) is a Japanese manga artist who created a two-volume adaptation of the Japanese animated OVA series FLCL, and the original manga Q·Ko-chan: The Earth Invader Girl. He started his career as a dōjinshi artist, gaining a reputation for his quirky and unique style of art. He also does some costume design and sculpting. Ueda was also the artist behind the ending theme animation for the Bakemonogatari anime, from the Monogatari series of stories.
His manga, Iron Man Military Unit appeared in Del Rey's Faust Volume 2 (June 2009, ISBN 978-0-345-50357-2).