Always check the URL. Legitimate APK hosts like APKMirror do not host copyrighted Bandai Namco games. If the site has “freegamedownload” or “apkmod” in the name, leave immediately.
Is there a "Tekken Tag Tournament 2 Download for Android" official link? In short: no . Bandai Namco has never released an official port of TTT2 for mobile. While a generic TEKKEN mobile game existed briefly, it was discontinued and its servers shut down in 2019.
Apply a "TTT2 Texture Mod" (available in community forums) to change the UI, character skins, and music to match Tag Tournament 2. 2. Cloud Gaming
(via PPSSPP) : Many fans use the PPSSPP emulator to play the PSP versions of Tekken 5: Dark Resurrection , which are highly optimized for mobile play.