Kenichi Kasai (カサヰ ケンイチ, formerly 笠井 賢一, Kasai Ken'ichi, April 12, 1970) is a Japanese anime director and filmmaker from the city of Hida, Gifu Prefecture. His representative works include Wagamama ☆ Fairy Mirumo de Pon!, Major, Hachimitsu to Clover and Nodame Cantabile.