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10 Best Japanese Smart Toilet 2025 in the United States

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Our Top Picks

#1

Winner

KOHLER K-30754-PA-HB1 NUMI® 2.0 Comfort Height® Smart Toilet With Bidet Built In, Bidet Toilet Seat, Dual Flush, Quiet Close, Hands-Free Opening, Honed Black

The Kohler 30754-PA-HB1 NUMI 2.0 Comfort Height Smart Toilet offers several features that make it a standout choice in the realm of Japanese smart toilets. Its sleek, honed black design paired with a stainless steel build ensures both durability and a modern aesthetic that can complement a variety of bathroom decors. This model includes all the essential features you would expect from a high-end smart toilet, such as bidet functionality, a heated seat, self-cleaning nozzles, an air dryer, and a deodorizer, which all contribute to a highly hygienic and comfortable user experience.

Additionally, it comes with a remote control, allowing for easy customization of settings like water pressure and temperature, which can be tailored to individual preferences. The dual-flush feature is an added bonus, offering water-saving capabilities without compromising on performance. The night light is a thoughtful addition, providing gentle illumination in low-light conditions, which can be particularly useful during nighttime visits.

However, there are a few drawbacks to consider. The advanced features and premium material mean that this toilet comes with a higher price tag, which may not be suitable for all budgets. Furthermore, the sophisticated technology might require some time to get used to for those who are not familiar with smart toilets. Installation might also require professional assistance, adding to the overall cost. Despite these considerations, if you are looking for a high-quality, feature-rich smart toilet and are willing to invest in a premium product, the Kohler NUMI 2.0 is an excellent choice.

#2

KOHLER K-77795-0SG Eir Comfort Height One-Piece Elongated, Dual-Flush, Smart Toilet with Bidet Built In, White with Sunrise Gold Trim

Rating
9.1
Remote Control

Most important from
8 reviews

Remote Control
The Eir model simplifies settings and controls by removing unnecessary features like the wired remote dock and hidden manual buttons.

The Kohler 77795-0SG Eir Toilet is a high-end Japanese smart toilet designed to offer a luxurious and comfortable experience. Its compact, streamlined, one-piece design with an elongated bowl ensures added room and comfort. The Comfort Height feature makes it easier for most adults to sit down and stand up, adding to its user-friendly nature. The integrated bidet functionality includes a stainless steel wand with adjustable spray shape, position, water pressure, and temperature, as well as pulsate and oscillate functions, providing a personalized cleansing experience.

Additionally, it features a heated seat, an air dryer, self-cleaning nozzles, and a deodorizer to enhance hygiene and comfort. The dual flush system offers eco-friendly options of 0.8 or 1.0 gallons per flush, making it water-efficient and environmentally conscious. Furthermore, the night light and remote control add convenience, especially during nighttime use.

However, the toilet is quite heavy at 116.8 pounds, which may pose challenges during installation. The Kohler 77795-0SG Eir Toilet is best suited for those looking for a high-tech, comfortable, and hygienic toilet experience, and who are willing to invest in a premium product with advanced features.

Rating
9.1
Remote Control

Most important from
8 reviews

Remote Control
The Eir model simplifies settings and controls by removing unnecessary features like the wired remote dock and hidden manual buttons.
#3

KOHLER K-5401-PA-0 Veil One-Piece Elongated Dual-Flush Intelligent Toilet, Smart Bidet Toilet, White

The Kohler K-5401-PA-0 Veil Comfort Height Skirted One-Piece Elongated Dual-Flush Intelligent Toilet offers a variety of features that make it stand out in the Japanese smart toilet category. It includes essential functions such as bidet functionality, a heated seat with adjustable settings, and self-cleaning nozzles. The bidet system offers both front and rear wash modes with warm water, and the heated seat ensures comfort during use, which is excellent for colder climates or those who value warmth and hygiene. Additionally, the self-cleaning function uses UV light and electrolyzed water to maintain cleanliness, reducing the need for manual maintenance.

The air dryer and built-in deodorizer enhance the user experience by providing post-wash drying and reducing odors, respectively. An LED-lit night light helps with visibility during nighttime visits without the need for bright bathroom lights. The toilet also features a dual-flush technology for water conservation, allowing users to choose between a full or partial flush, and it connects directly to the water supply with a tankless design for a sleek, minimalistic appearance. The remote control and touch-screen LCD make it easy to operate, and the motion-activated, hands-free opening/closing of the cover adds to its convenience.

Despite its many features, at 86 pounds, it is relatively heavy, which might make installation challenging without professional help. Additionally, some users may find the touch-screen remote control complicated at first. With its high functionality, the price point could be a consideration for budget-conscious buyers. This smart toilet is best suited for those who appreciate advanced features, high hygiene standards, and are willing to invest in a premium product for their bathroom.

Buying Guide for the Best Japanese Smart Toilet

Choosing the right Japanese smart toilet can significantly enhance your bathroom experience with advanced features and improved hygiene. When selecting a smart toilet, it's important to consider various specifications that align with your needs and preferences. Understanding these key specs will help you make an informed decision and ensure you get the best fit for your lifestyle.
Bidet FunctionalityThe bidet functionality is a core feature of Japanese smart toilets, providing a stream of water for cleaning after using the toilet. This feature is important for personal hygiene and comfort. Bidet functions can vary from basic models with simple water jets to advanced ones with adjustable water pressure, temperature, and spray patterns. If you prioritize comfort and customization, look for models with more advanced bidet options. For basic hygiene, simpler models will suffice.
Heated SeatA heated seat is a feature that warms the toilet seat, providing comfort, especially during colder months. This spec is important for those who value comfort and a luxurious bathroom experience. Heated seats can have adjustable temperature settings, so you can choose the warmth level that suits you best. If you live in a colder climate or simply enjoy added comfort, a model with a heated seat is a good choice.
Self-Cleaning NozzlesSelf-cleaning nozzles ensure that the bidet nozzles are automatically cleaned before and after each use, maintaining hygiene and reducing maintenance. This feature is crucial for those who prioritize cleanliness and ease of maintenance. Models with this feature often have different cleaning modes, such as UV sterilization or automatic rinsing. If hygiene is a top priority for you, look for toilets with advanced self-cleaning mechanisms.
Air DryerAn air dryer feature uses warm air to dry you after using the bidet, eliminating the need for toilet paper. This spec is important for those who want a complete hands-free experience and improved hygiene. Air dryers can have adjustable temperature and intensity settings. If you prefer a fully automated and eco-friendly bathroom routine, consider models with a high-quality air dryer.
DeodorizerA deodorizer feature helps to eliminate odors, keeping the bathroom smelling fresh. This is important for maintaining a pleasant bathroom environment. Deodorizers can be automatic or manual, and some models use carbon filters or other technologies to neutralize odors. If you are sensitive to smells or want to keep your bathroom fresh, look for models with an effective deodorizing system.
Remote ControlA remote control allows you to operate the various functions of the smart toilet without having to reach for buttons on the unit. This is important for convenience and ease of use. Remote controls can be wall-mounted or handheld, and some models offer smartphone app integration. If you value convenience and accessibility, choose a model with a user-friendly remote control.
Water Pressure and Temperature ControlWater pressure and temperature control allow you to adjust the intensity and warmth of the bidet spray. This is important for personal comfort and effective cleaning. Models can offer a range of settings, from basic adjustments to more precise controls. If you have specific preferences for water pressure and temperature, look for models that offer detailed customization options.
Night LightA night light feature provides gentle illumination, making it easier to use the toilet at night without turning on bright lights. This is important for convenience and safety. Night lights can vary in brightness and color. If you often use the bathroom at night, a model with a built-in night light can enhance your experience.

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