A long version of Re:GENERATION, titled Re:GENERATION (Extended Mix), appears on the beatmania IIDX 21 SPADA ORIGINAL SOUNDTRACK album. 
A short edit of this version is used in the DanceDanceRevolution series.

Re:GENERATION marks the first original beatmania IIDX song by Yasuhiro Taguchi under his TAG alias.

Re:GENERATION is one of the unlockable crossover songs for GITADORA OverDrive on the Hakken! Yomigaetta BEMANI iseki event.

In GITADORA Tri-Boost Re:EVOLVE, it could be unlocked as part of the Shinshun! GITADORA OMIKUJI! event from January 11th to 31st, 2017.

From GITADORA Matixx onwards, it can be unlocked by clearing it in Deluxe Mode.

Re:GENERATION was added to DanceDanceRevolution A20 on January 27th, 2020.

Re:GENERATION (DDR Version) - TAG feat. ERi

who is max and HOW is he 300 :scream_cat:

Re:GENERATION (DDR Version) - TAG feat. ERi

XLev450X