The worst part of having a toilet is cleaning it, especially when you realize just how much of the bowl isn't getting washed when you flush. Yet it seems there may be a future in which your toilet fully cleans itself -- especially the hard-to-reach rim.
At KBIS 2026, our team saw a new toilet from Japanese toilet manufacturer Toto, the Aurora Washlet Plus S7A, that was created to increase bowl cleaning coverage by up to five times compared with standard gravity-flush toilet systems.
The Aurora Washlet Plus bidet toilet uses a new flushing technology to clean the entire bowl and rim in one flush. Toto
How the Aurora Washlet Plus cleans itself
At KBIS, Toto unveiled its new Integravity System within the Aurora Washlet Plus. It's a dual-valve, gravity-driven flush engine that uses rim wash and siphon-jet action in sequence to keep your toilet bowl cleaner for longer. It also works in concert with Toto's Tornado-style flushing (which the company calls "the best flush in the industry") and the Cefiontect ceramic bowl glaze, which prevents mold and grime from sticking, to clean all 360 degrees of your toilet bowl in one flush.
A diagram showing how the Toto Integravity System works inside the Aurora Washlet Plus toilet. Toto
Extra fancy features
In addition to its cleaning capabilities, Toto designed the Aurora Washlet Plus to quietly flush with water efficiency. Per flush, it uses 1 or 1.28 gallons of water. According to the US Environmental Protection Agency, the current federal standard is 1.6 gallons per flush, meaning this toilet uses at least 0.32 gallons less per flush.
The Aurora Washlet Plus also has an integrated bidet. If you're a bidet user, then you know how challenging it can be to keep the bidet wand clean, as well as the toilet bowl. To help with this, the Aurora Washlet Plus uses an electrolyzed water cleaning agent called Ewater Plus to auto-clean the wand before and after every use, and Premist to mist the bowl before every use to prevent debris from clinging. The stain-resistant Clean Resin material makes it easier for both the wand and toilet seat to stay pristine.
The Aurora Washlet Plus was named after the aurora borealis and inspired by its quiet power. Toto
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