![On many Japanese toilets, the hand wash sink is attached so that you can wash your hands and reuse the water for the next flush. Japan saves millions of liters of water On many Japanese toilets, the hand wash sink is attached so that you can wash your hands and reuse the water for the next flush. Japan saves millions of liters of water](https://preview.redd.it/qm47qmkh93471.jpg?width=640&crop=smart&auto=webp&s=9c5a901b0386b201638b55499cd887e84759b714)
On many Japanese toilets, the hand wash sink is attached so that you can wash your hands and reuse the water for the next flush. Japan saves millions of liters of water
![My toilet has a built in sink to help reduce water waste, flush your toilet with the water from the sink : r/ZeroWaste My toilet has a built in sink to help reduce water waste, flush your toilet with the water from the sink : r/ZeroWaste](https://preview.redd.it/s84s5tkppun61.jpg?width=1080&crop=smart&auto=webp&s=334bc203328389ec49d3b84d87c9137b7131d71f)
My toilet has a built in sink to help reduce water waste, flush your toilet with the water from the sink : r/ZeroWaste
![Wash Basin Sink Portable Toilet Flush Wastewater Recycled with Faucet & Garden Pipe Perfect for Outdoor Events, Gatherings, Worksite & Camping Wash Basin Sink Portable Toilet Flush Wastewater Recycled with Faucet & Garden Pipe Perfect for Outdoor Events, Gatherings, Worksite & Camping](https://m.media-amazon.com/images/I/31jdEoS2CaL._AC_UF894,1000_QL80_.jpg)
Wash Basin Sink Portable Toilet Flush Wastewater Recycled with Faucet & Garden Pipe Perfect for Outdoor Events, Gatherings, Worksite & Camping
![Ortonbath 2 in 1 Toilet with Sink on Top Washing Cistern with Basin Function Bidet Female Washing Hand Wc Shower Combined Vessel Ortonbath 2 in 1 Toilet with Sink on Top Washing Cistern with Basin Function Bidet Female Washing Hand Wc Shower Combined Vessel](https://image.made-in-china.com/2f0j00BgLomArspFbM/Ortonbath-2-in-1-Toilet-with-Sink-on-Top-Washing-Cistern-with-Basin-Function-Bidet-Female-Washing-Hand-Wc-Shower-Combined-Vessel.jpg)
Ortonbath 2 in 1 Toilet with Sink on Top Washing Cistern with Basin Function Bidet Female Washing Hand Wc Shower Combined Vessel
![My sister's toilet with a built in hand basin - it uses the waste water to fill the cistern for the next flush : r/mildlyinteresting My sister's toilet with a built in hand basin - it uses the waste water to fill the cistern for the next flush : r/mildlyinteresting](https://preview.redd.it/g1p7ow6hda631.jpg?width=1080&crop=smart&auto=webp&s=04a2e42b77929955be8640d1c9a3c963b57d2397)