Yoshimasa Hiraike (平池芳正, Hiraike Yoshimasa) is a Japanese storyboard artist, screenwriter, and director. He has collaborated with famed director Junichi Sato in series such as Aria, Kaleido Star, and Prétear.

Anime involved in

• Excel Saga: Episode Director (7, 12, 17, 22, 25)
• Vandread: Episode Director (5)
• Prétear: Episode Director (4, 8)
• Vandread: The Second Stage: Storyboard (ep 6), Episode Director (1, 6, 8, 11), Assistant Director
• Saikano: Storyboard (ep 7), Episode Director (2, 7)
• Kaleido Star: Director (Season 2), Assistant Director
• SoltyRei: Director, Storyboard (ep 1)
• Aria The Natural: Storyboard (ep 15, 22), Episode Director (15, 22)
• Sketchbook ~full color'S~: Director, Storyboard (ep 1, 6), Episode Director (13)^[1]
• Working!!: Director, Series Composition, Storyboard (ep 1, 2)^[2]
• Amagami SS: Director, Series Composition, Storyboard (1, 13), Episode Director (26)^[3]
• AKB0048: Director, Storyboard (ep 1, 2, 5, 9)^[4]
• AKB0048 next stage: Director, Storyboard (ep 4, 12)
• Tokyo Ravens: Storyboard (ep 6)
• Gugure! Kokkuri-san: Director, Script, Storyboard (ep 1)^[5]
• Momokuri: Director, Series Composition^[6]
• Nyanko Days: Director, Series Composition^[7]
• Wotakoi: Love Is Hard for Otaku: Director, Series Composition^[8]
• Black Summoner: Director, Series Composition^[9]