From Live Japan: ["...the most popular feature of the washlet is the nozzle that extends and squirts water when the bidet button is activated. “Electric toilets that play the sound of a babbling stream and birdsong whilst a robot arm sprays your bum with warm water. Beats western bogs by miles,” chimed in Simon, 54, a traveller from Belgium..."](https://livejapan.com/en/in-tokyo/in-pref-tokyo/in-harajuku/article-a0003704/)