This is one of the hotels I stayed at in Japan which had a great view. The Japanese are known for trying to optimize things but sometimes they go to far. They have the toilet with the built in sink. When you flush the toilet, instead of just filling the tank, the sink runs and the water from the sink goes into the toilet tank. You have to be quick when you wash your hands. They have also figured out how to combined the sink faucet and the shower faucet into one, with built in temperature control.Read more