You can already requeue and play more matches, while the person stuck in a longer game cannot. Effectively "time spent" is a larger factor in rewards now. We might not have the scaling perfect just yet, but we think its a step in the right direction.
It doesn't force you to do anything. If you weren't even a little interested in PvP this update just isn't for you.
Let other players have something nice for once, it's not just about you.
We do not currently have a Japanese translator to translate client/website. Until we find a volunteer there is unlikely to be any further progress.
https://translate.pokemmo.eu/iteration/view/pkmo_client/live/languages/ja
We're not going to be lowering the base API level. It's simply not worth the effort for how few older devices are out there. Lolipop is already 5 years old.
Nobody is intentionally interfering with your connection. Based on how long you claim to be having issues this is likely related to your internet connection and not the fault of PokeMMO.
I think this has gone on long enough.
We have no plans to adjust the difficulty. Nobody is forcing you to to play the game. If you find the current difficulty to be incompatible with your desired play style, I suggest you find another game to play.