Kanon today released the covers for DECADE and also the songs that made the cut in the limited version based on fans' votes on Twitter
CD regular
CD limited
https://twitter.com/87kanon/status/1073416201982767105
https://twitter.com/87kanon/status/1073415597231243264
The 4 songs that made the cut in the limited version of DECADE :
・celmisia
・Mujuuryoku
・Sansukumi
・Unbalance by Me
https://twitter.com/87kanon/status/1073413882306129921
Personally I don't like the DECADE covers , if the filters are not included , they would have been better
That said I agree with 2 of the 4 songs that made the cut , I like celmisia & Unbalance by Me although I would have loved if Mayday! was chosen