HEART OF WOMAN (하트오브우먼), also known as H.O.W, is a 5-member K-Pop girl group under BLUE BROWN RECORDS[1]. The group consists of Jihyun, Chaei, Ayne, Liri, and Liuyin[1]. The group was first revealed through their debut reality show, TEACH ME HOW, which premiered on March 24, 2026[1]. They debuted on May 28, 2026, with their album Heart Byte : LEGACY[1].