What's "2hu douji"?
I understand worrying about emulators, but PPSSPP is really well coded. It's seriously smooth. Compared to Dolphin (Wii/GameCube), PCSX2 (PS2), Desmume (NDS) and others, PPSSPP is simply the most efficient in both CPU/memory usage. Seriously, you can get full speed on 1080p even on a mid-end rig. Heck, I've used it on my tablet (playing Radiant Mythology 3) and it's pretty smooth there too, though I just have to turn off some filters and texture upscaling.
And yes, staff can change avatars, signatures, profile pictures, profile page decorations, user titles... just not usernames. I change avatars often, too.
Can't post lewd pics atm, but that one's pretty crazy w