Aiko, Japanese singer-songwriter
Aiko Yanai (柳井愛子, Yanai Aiko, born 22 November 1975), known by her stage name Aiko, (stylized as aiko) is a Japanese pop singer and songwriter. She is most famous for her hit songs Ashita, Kabutomushi, Hanabi, Sakura no Toki, Boyfriend, and Kira Kira.