Image Junichi Masuda on Twitter | Source Pokemon the Movie. Jun 7, 2016, 8:43 PM UTC. More than half a million Japanese Pokémon fans have weighed in: Greninja is the most popular Pokémon. The ...

If you were to guess which Pokemon is the most popular in Japan, you might say Pikachu, who has basically become the series' mascot. However, in an election intended to promote the next Pokemon ...