#ECHOinSTUDIO

Including 64 posts of ECHOinSTUDIO singing and performance (accompaniment), There are many posts on nana such as 宇多田ヒカル , CHORUS and RADWIMPS
Enjoy ECHOinSTUDIO music such as “アカペラ→ オレンジ” and “アカペラ→ヤンキーボーイ・ヤンキーガール”!

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