This complete smart toilet guide explains everything you need to know about modern Japanese toilets. Long reserved for luxury hotels and Japanese bathrooms, they are now making their way into French homes. Comfort, hygiene, water and paper savings: the smart toilet meets very practical needs. So, what exactly is a smart toilet, and how can you choose the right one?

What is a smart toilet?

A smart toilet, also known as a connected toilet or Japanese toilet, is a sanitary fixture that incorporates automated functions to improve everyday comfort and hygiene. Unlike a conventional toilet, it combines several technologies directly in the bowl: a built-in bidet, automatic flushing, touchless lid opening, and a heated seat.

This approach, which has been widespread in Japan for decades, is now appealing to more and more households in France, thanks in particular to its practicality and superior level of hygiene compared to traditional fixtures.

Key features of a smart toilet: 

Built-in bidet and adjustable water spray

The flagship feature of a smart toilet is its water spray bidet system, which replaces or complements toilet paper. Most models offer adjustable pressure and spray position, sometimes with a specific setting for female hygiene.

Automatic flushing

The system detects when the user approaches and automatically flushes after each use, without the need to press a button. A real hygiene plus, especially for households with children.

Automatic lid opening and closing

The lid opens when the user approaches and closes after use, for a completely touchless experience.

Heated seat with adjustable temperature

No more cold seat in winter: the heated seat with adjustable temperature is one of the most popular features among Japanese toilet users.

Automatic deodorisation

A built-in system continuously neutralises odours, keeping the bathroom fresh at all times.

Silent operation

The latest models incorporate soundproofing foam that significantly reduces operating noise, for discreet use at any time of day or night.

Why choose a smart toilet over a conventional one?

Better hygiene. Water washing is recognised as more effective and gentler on the skin than toilet paper alone, especially for sensitive individuals or those with digestive issues.

Long-term savings. Reducing toilet paper consumption represents real savings over the course of a year for a household, not to mention the reduction in water consumption thanks to the optimised flushing systems of modern models.

More everyday comfort. Heated seat, automatic opening, deodorisation: every detail is designed to turn a mundane task into a comfortable experience.

An eco-friendly choice. Less toilet paper used also means less waste and fewer resources consumed at the household level.

How to choose the right smart toilet?

Before investing in a smart toilet, several criteria should be compared:

Included features: not all smart toilets offer the same options (heated seat, deodorisation, night mode with LED night light, remote control or built-in touch panel).

Compatibility with your installation: check the required electrical and water supply, as well as the available space in your bathroom.

Noise level: a criterion that is often overlooked but essential for discreet use at night.

Ease of maintenance: choose materials that are easy to clean and have a non-stick coating.

Warranty and after-sales service: a smart toilet remains a technological investment, and the length of the warranty offered is a good indicator of the manufacturer's reliability.

Smart toilet: is it difficult to install?

Contrary to popular belief, installing a smart toilet is generally straightforward, similar to installing a conventional toilet, with an additional electrical connection. Most models are designed to fit French plumbing standards, and detailed instructions accompany every installation.

Conclusion

The smart toilet is no longer just a technological gadget: today, it is a practical solution to the comfort, hygiene and savings requirements of modern households. This complete smart toilet guide will have allowed you to cover the essential criteria for choosing the right equipment. Whether you are renovating your bathroom or simply looking to improve your everyday life, a smart toilet represents an investment that quickly pays off through use.

At Nelsmann, we offer a range of smart Japanese toilets designed to combine style, technology and hygiene.