Projekt Sekai - "ECHO" by CrusherP [Akito/An Version] 

Made this video on a wimp bc I love AkiAn... I might upload the Kohane/Touya version too
Original: • 【VOCALOID Original】ECH...
Shinonome Akito (CV Fumiya Imai)
Shiraishi An (CV Sumi Tomomi Jiena)
I do NOT own the song, the lyrics, the characters or the cards. The only thing I own is the video