Download MP3 Kana-Boon - ぐらでーしょん (Gradation) (feat. Yuho Kitazawa) from album ぐらでーしょん (Gradation) (feat. Yuho Kitazawa) just for review, Please support the Artist/Band by buying their original song "Kana-Boon" Available on iTunes, Spotify, JOOX, Amazon, or other Official Music Store. Best regard.