A couple decades back, these two would have been Japanese tourists taking photos of every random thing possible. Today, they’re Chinese (based upon the loud ai-yaaahs).
Who will they be two decades from now? IDK.
OTOH, these conventioneers might be Japanese – I can’t tell. But I can tell you that the tiny flash on this DSLR isn’t effective when you’re photographing the top of a tall building, as dude was doing:
On It Goes…