Download Yukari Tamura, Mika Kanai, and Yui Horie - Happy! Lucky! Dochy! MP3 from album "Opening Higurashi no Naku Koro ni Kira". All MP3/songs are for personal, non-commercial use only. Please support Yukari Tamura, Mika Kanai, and Yui Horie by buying their original song, Available on iTunes, Spotify, JOOX, Amazon, or other Official Music Store. Best regard.