>>46564111In Unova, it's quite common, but legislation to properly legalize it is dragging its heels. You'd only get punished for it on top of much worse crimes, because no cop is gonna arrest someone for fucking their grass snake when the Arcanine who knotted the cop last night is helping the raid.
In Alola, it's remarkable if a Trainer loses their virginity to a human rather than a Pokemon.