Haruka Aizawa debuted in 2014 under Prestige. She has also used the names Kuroki Kotone, Saki Nakayama, Ai Matsuyama and あいざわはるか. Her work focuses on mother-son incest, creampie, submissive housewife, riding-position and occasional lesbian and group scenes. She has appeared in titles from Prestige, Glory Quest, Tameike Goro, E-BODY, K.M.Produce, INITIUM, Paradise TV, Caribbeancom Premium, Heyzo, 1pondo and Tokyo-Hot.