Hiiragi, Yutaka, 1981- (Personal Name)

Non-Latin script references not evaluated.

Ishikawa, Kenji. Manga guide to the universe, c2011: t.p. verso (illustrator, Yutaka Hiiragi)

Her Deviant Art page, website, Aug. 8, 2011 (Yutaka Hiiragi; female; Japan; comic book artist)

OCLC, Aug. 8, 2011 (hdgs.: Hiiragi, Yutaka = 柊, ゆたか; Hiiragi, Yutaka, 1981- = 柊, ゆたか, 1981-)