This document discusses water and Japanese culture. It provides information about water usage in Japan, including statistics that toilets are the largest usage of domestic water in Tokyo. The document traces the history of toilets in Japan from 15,000 years ago to present day. It also discusses traditional Japanese festivals involving water like Girls' Festival and Boys' Festival. The document aims to educate about water conservation and includes a quiz about water facts and instructions for a traditional Japanese game involving rock paper scissors.