Kimura Mitsuki, known professionally as Kōki, is a Japanese model and songwriter. Kimura was born on February 5, 2003 in Tokyo, Japan to actor Kimura Takuya and singer Kudo Shizuka. She had taken lessons in piano and flute and won the Excellence Award at the 23rd Yamano Junior Flute Contest. She attended The British School in Tokyo and is fluent in English. Edit Biography