There are two artists named Harco: 1) HARCO (Yoshinori Aoki) is a Japanese singer-songwriter, multi-instrumentalist, and producer who has been active since 1997. His music gained considerable popularity in the mid 2000s from several of his songs (such as 世界でいちばん頑張ってる君に and BE MY GIRL ～君のデイリーニュース～) being used in television commercials. He has since gone on to form collaborations with other musical entertainers (such as writing a song for singer YUKI Read more on Last.fm