Yuki Saito (ツ静??慊。 窶燃窶ケM ,Saitō Yuki?) is a singer-songwriter, actor, essayist, and poet born on September 10, 1966 in Minami-ku, Yokohama, Kanagawa Prefecture, Japan. Her married name is Yuki Isarai (ツ渉ャヒ?、 窶燃窶ケM ,Isarai Yuki?), though she continues to work under her maiden name. She attended Kanagawa Prefectural Shimizugaoka High School (now Yokohama Seiryo Sogo High School). Her father owns a long-standing and respected obi shop, and her brother is the actor Ryūji Saitō.
Saito is well-known in Japan for being a member of The Church of Jesus Christ of Latter-day Saints, as she refused to work on Sundays. Her hobbies include songwriting, illustrating and reading.