I think this product will sell in the US.
2018-01-13
You can buy this product for about $78 in Japan. People are selling it in the US for about $120.
Otohime is a device that generates water running sound at the toilet while you are ... DOING IT. I think there is a market for it in the US. What do you think?
https://www.ebay.com/itm/TOTO-Japan-YES400DR-OTOHIME-Sound-Princess-Toilet-Sound-Blocker-Device-/252468625103