Today we have:

>"Alive Factor" cover w/Asano Ruri 5th anniversary.
https://www.youtube.com/watch?v=a9EZ2KFTbYM

>"Absolute 5 " cover w/Ruri, MaiR, Nene & Saki 4th anniversary
https://www.youtube.com/watch?v=hiekN5DmNZE