I knew there would be squat toilets in Asia, and I thought I had mentally prepared myself for them, but this one on the road from Chiang Rai to Chiang Khong in Thailand gave me a moment’s pause:

Use the bucket of water to splash water in the toilet as a kind of flushing

There are squat toilets in Japan, too, but also the elaborate seat toilets with at least four features–noise to cover up the fact that you’re voiding your bowels, bidet, light butt wash, and heavy-duty butt wash (haha):

Your toilet of the future

Elaborate instructions