OSN (rapper)

Kao Erh-hsuan (Chinese: 高爾宣; pinyin: Gāo Ěrxuān; born June 14, 1997), better known by his stage name OSN, is a Taiwanese rapper and singer. Gao's music is characterized by his sentimental hip hop style and use of both Mandarin and English lyrics. Gao is represented by SKR Presents, a record label by music producer Skot Suyama.