I'm guessing the "5 Ultra Beasts" is counting Pheromosa + Xurkitree + Celesteela, and the two others are Assembly + Burst, which will be the only two new ones Japan is getting; one in each of their sets - even if there were two more new Ultra Beasts in USUM, I highly doubt they would make cards of them so soon
We could also be getting Adhesive as opposed to the first three you mentioned. Mainly XurkitreeI'm guessing the "5 Ultra Beasts" is counting Pheromosa + Xurkitree + Celesteela, and the two others are Assembly + Burst, which will be the only two new ones Japan is getting; one in each of their sets - even if there were two more new Ultra Beasts in USUM, I highly doubt they would make cards of them so soon
Or raichu GXCould possibly combo with alolan raichu, and using pikachu's nuzzle to expand the energy usage.
you can use it on a raichu gx card THAT HAS shining celebei, this could be an amazing way to boost energy even more then shl raiku