This is the clean rinse water.

All other fixtures, such as the water tank, piping, and flushing mechanism, may be identical to those of a Western toilet.

This is the clean rinse water. So you'd take the clothes out of here, put them in here, and then you'd run the clothes through this electric ringer.

Much of East Asia, particularly Japan, Bangladesh, Thailand, Vietnam, and South Korea, use bidets as well.