Kang Hyung-gu, better known as Kino, is a South Korean singer, songwriter, rapper, composer and dancer. He is best known as a member of the boy group Pentagon, which debuted in 2016 under Cube Entertainment. He releases solo music on SoundCloud under the name Knnovation. Kino released his first single album Pose in 2022, before departing Cube Entertainment the following year. In late 2023, he established a one-man agency Naked, where he began continued releasing music leading up to his first EP If This Is Love, I Want a Refund in 2024.