Almost all toilets in Japan are well maintained and kept spotlessly clean to ensure the utmost comfort for all travelers to Japan. On the whole, toilets are free to use and toilet paper is always provided.
Also to know is, why do Japanese toilets have sinks?
12. Toilet Tank Sink. Many toilets in Japan have a sink attached to the toilet tank that releases clean water to wash hands. … Rather than people having to flush the toilet and wash their hands at a seperate sink, this option lets you wash your hands with fresh water before it enters the toilet bowl.