- Product Features
- 1. World’s First FBIA Certified Ultra-Fine Bubble Technology for Thorough Cleaning
- 2. Significant Increase in Plaque Removal Rate
- 3. Reduction in Bad Breath and Odor-Causing Substances
- 4. Three-Stage Water Pressure Adjustment (LOW, MIDDLE, HIGH)
- 5. Fully Waterproof (IPX7) Design for Bathroom Use
- 6. Extended Usage Time
- Cleaning Power of Ultra-Fine Bubbles
- Dirt Removal Verification Experiments
- Product Overview
- BEAURAL Official Links
Product Features
1. World’s First FBIA Certified Ultra-Fine Bubble Technology for Thorough Cleaning

Ultra-fine bubbles are incredibly small, with a diameter of less than 1 μm. These bubbles are approximately 1/2000 the size of a typical toothbrush bristle. They penetrate into the narrow gaps between teeth and into periodontal pockets, adhering to and dislodging dirt and plaque with their bursting force. This allows for efficient cleaning of areas that toothbrushes often miss, providing a more effective approach compared to conventional oral irrigators.
2. Significant Increase in Plaque Removal Rate

With ultra-fine bubbles, the plaque removal rate is approximately 359% higher compared to using only water streams without ultra-fine bubbles. This makes the device suitable for cleaning around orthodontic appliances as well.
3. Reduction in Bad Breath and Odor-Causing Substances

By effectively removing plaque and food debris from hard-to-reach areas, the device helps reduce the intensity of bad breath by approximately 47% and odor-causing substances by about 21%, when used after brushing compared to brushing alone.
4. Three-Stage Water Pressure Adjustment (LOW, MIDDLE, HIGH)
Users can choose from three water pressure settings to suit their preference and oral condition, making it easy for both beginners and advanced users.
5. Fully Waterproof (IPX7) Design for Bathroom Use
The device is fully waterproof, allowing for easy cleaning and use in the bathroom.
6. Extended Usage Time
A single charge provides up to approximately 80 minutes of use, allowing for about 25 days of use if operated for 3 minutes once a day in LOW mode.
Cleaning Power of Ultra-Fine Bubbles

Tests demonstrate the superior cleaning ability of ultra-fine bubbles in removing artificial plaque from ceramic plates.
Dirt Removal Verification Experiments
Comparison with Toothbrush

Comparison with Toothbrush During Orthodontic Appliance Wear

Product Overview

Main Unit
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Product Name: BEAURAL Ultra-Fine Bubble Washer
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Colors: White, Violet
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Price: 16,500 yen (tax included)
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Sales Channels: National electronics retailers (excluding some stores), official online store, EC malls, etc.
Replacement Nozzle (Sold Separately)
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Product Name: BEAURAL Ultra-Fine Bubble Nozzle (2 pieces)
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Price: 1,540 yen (tax included)
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Sales Channels: National electronics retailers (excluding some stores), official online store, EC malls, etc.
Main Unit and Nozzle Set
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Price: 17,600 yen (tax included)
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Sales Channels: Official online store, EC malls, etc.

