1. Introduction
Thank you for choosing the Nashi Ovian SE F Smart Japanese Toilet. This advanced toilet system integrates innovative features for enhanced hygiene, comfort, and convenience. This manual provides essential information for the safe installation, operation, and maintenance of your new smart toilet. Please read it thoroughly before use and retain it for future reference.
2. Safety Information
Please observe the following safety precautions to prevent injury or damage to the product:
- Ensure the product is installed by a qualified professional to prevent electrical or plumbing hazards.
- Do not immerse the product in water or spray water directly onto electrical components.
- Keep children and individuals with reduced physical, sensory, or mental capabilities away from the product unless supervised.
- Use only the specified power supply (220V) and ensure the electrical outlet is properly grounded.
- Do not attempt to repair or modify the product yourself. Contact qualified service personnel for assistance.
- Disconnect power before performing any maintenance or cleaning.
3. Setup and Installation
The Nashi Ovian SE F Smart Japanese Toilet is designed for floor mounting. Proper installation requires a cold water inlet and an electrical outlet.
3.1 Pre-installation Requirements
- Power Supply: 220V, Type F plug, 1.5m power cable.
- Water Supply: Cold water inlet required. The water hose is 51 cm long.
- Drainage: Floor drain outlet.
- Dimensions: L58 x W38 x H45 cm.
- Weight: Approximately 38 kg.
Note: Professional installation is recommended. The product package does not include installation services by Nashi certified installers.
3.2 Filter Installation
The Ovian SE F includes a washable metal mesh filter for maximum hygiene. This filter should be installed in the water supply line to purify the water entering the toilet system.

Image: The water filter component, showing 'IN' and 'OUT' connections and basic installation diagrams.
3.3 General Installation Steps
The following image illustrates the general installation process, connecting the water filter and supply lines.

Image: Step-by-step visual guide for connecting the water filter to the toilet's water supply, demonstrating the use of a T-valve and hose.
4. Operating Instructions
The Nashi Ovian SE F offers a range of functions controllable via a remote control or the side multi-function button.
4.1 Washing and Drying Functions
The smart toilet integrates water washing and drying functions. The instantly heated water jet offers 5 pressure levels and 4 temperature levels. The drying air has 5 temperature levels.

Image: A collage demonstrating the bidet functions, including the intelligent toilet's retractable nozzle and a separate handheld bidet spray.
4.2 Heated Seat and Integrated Deodorizer
The toilet features a heated seat with 4 temperature levels and an occupancy sensor. An integrated bamboo charcoal deodorizer eliminates odors, maintaining bathroom freshness.
4.3 Automatic Lid and Seat Operation
The toilet includes an automatic lid and seat opening and closing system. The automatic flush system is designed for quiet operation.
4.4 Cyclonic Flushing System
The innovative cyclonic system and Rimless technology improve cleaning efficiency. Water flows cleanly, effectively, and ecologically without splashing.
4.5 Enhanced Autonomy
The integrated bidet promotes proper hygiene for all family members, including children and the elderly, enhancing their independence. The toilet seat and lid are soft-closing to prevent shocks and noise.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Nashi Ovian SE F Smart Japanese Toilet.
5.1 Self-Washing and UV Sterilization
The retractable stainless steel injector features a UV light head that sterilizes and disinfects the toilet when the lid is closed. The injector has 5 positions and performs an oscillating movement for better water distribution and cleaning. The Ovian SE also includes a dense anti-splash foam device that eliminates the need for a brush and perfumes the room with each use.
5.2 Water Filter Maintenance
The washable metal mesh filter helps purify the water, removing viruses, bacteria, chlorine, and other chemicals, which contributes to skin care and extends the life of the equipment. The filter has a lifespan of up to 6 months and should be cleaned or replaced periodically.

Image: An infographic illustrating how the system purifies water by eliminating viruses, bacteria, bad odors, chlorine, and other chemicals.

Image: An infographic emphasizing skin care benefits, with icons representing 'no irritation' and 'softness and freshness'.
6. Troubleshooting
If you encounter any issues with your Nashi Ovian SE F Smart Japanese Toilet, please refer to the following common troubleshooting steps. For problems not listed here, contact customer support.
- No Power: Check if the power cord is securely plugged in and the circuit breaker has not tripped.
- No Water Flow: Ensure the water supply valve is fully open and the water filter is not clogged.
- Bidet Not Functioning: Verify that the occupancy sensor is activated (you must be seated for the bidet to operate). Check remote control batteries.
- Unusual Noises: If you hear unusual noises, turn off the power and water supply and contact customer support.
7. Specifications
| Brand | Nashi |
| Model Number | OVIAN SE FILTRO |
| Dimensions (L x W x H) | 59 x 38 x 45 cm |
| Weight | 38 kg |
| Power Cable Length | 1.5 m |
| Power Supply | 220V, Type F plug |
| Water Hose Length | 51 cm |
| Installation Type | Floor Mount |
| Materials | Antibacterial Ceramic, ABS |
| Protection Rating | IPX7 |
| Included Components | Filter |
8. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or visit the official Nashi website. Keep your proof of purchase for warranty claims.





