I understand you're looking for a post about Pokkén Tournament on Android. However, I need to give you an important heads-up first: The game was officially released for Arcade, Wii U, and Nintendo Switch. Any website claiming to offer a "Pokkén Tournament APK" is likely fake, a virus, or an unofficial imitation.
Approximately 3.2 GB to 4 GB for the full Switch version. Pokken Tournament Apk Download For Android
If you want to play safely, here are legal alternatives: there is no official Pokkén Tournament APK for Android
If emulation sounds too technical, use cloud streaming services that have Pokkén Tournament in their library: Large Roster of Pokémon : The game features
Pokken Tournament is a free-to-play fighting game developed by Tecmo Koei and Bandai Namco. The game features 2-on-2 battles with a variety of Pokémon, each with their unique moves and abilities. The game was initially released in 2016 for arcades and later ported to Nintendo Switch, Wii U, and now Android.