Clean flush toilets for the whole world! A completely self-sustaining flush toilet that doesn't require water supply or commercial power.
Asuthia is a fully circulating flush toilet that purifies and recycles wastewater simply by supplying water during installation. It is a flush toilet that processes everything within the system, so there is almost no need for vacuum trucks to collect waste. Additionally, it can be reused without discharging water, making it eco-friendly and low-cost in terms of energy consumption. It also proves effective during events and disasters. - Convenience It does not require water supply or commercial power, allowing it to be installed in any location. - Comfort It does not emit unpleasant odors externally. Furthermore, being a flush toilet, it is hygienic and comfortable. - Simplicity Its size and weight can be transported by a 4-ton crane, making it easy to move. No building confirmation application is required. - Economy Since no water supply or drainage work is necessary, there are no unnecessary costs, and installation can be completed in one day.
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Astiia Mobile Circulating Water Flush Toilet POINT 01 ECO toilet that does not require water supply, sewage system, or commercial power POINT 02 Environmentally friendly with no odor leakage POINT 03 Sanitary assurance due to the flushing system Astiia Fixed Circulating Soil Toilet POINT 01 Effective during disasters with system exchange POINT 02 Accommodates various requests POINT 03 Discreet treatment system POINT 04 Power switching is possible POINT 05 System switching between normal and disaster times Astiia and Mountain Soil Flush Toilet The most pressing issue for toilets now is the 'Mountain Toilet.' Uses special pipes that do not burst even at -30°C Tested by placing a large experimental toilet in a large freezer for an extended period at -30°C Power supply can be secured through solar power, hydroelectric power, wind power, or other suitable methods for the location By adopting a soil flowerbed style, pumping and maintenance (soil replacement) are unnecessary for a long time (regular inspections are required) Proposes toilets that can accommodate the number of climbers Equipped with small power sources and heaters, making it usable as an emergency shelter in case of distress.
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Applications/Examples of results
- Astia Mobile Circulating Flush Toilet Parking Lot / Disaster Prevention Toilet When flush toilets are unavailable due to disasters, water outages, or power outages Event venues and festivals By the sea or riverside Construction sites Glamping facilities and campgrounds Others - Astia Fixed-Type Circulating Soil Toilet - Astia Mountain Soil Flush Toilet Cluster Parking Lot Mountain Toilets Fruit Orchards Others
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Our company was established as the Japan branch of the trading division of the Zhenglong Group, a Taiwanese paper manufacturer. Since our founding, we have been engaged in the sale of our own products and the development of international markets for recycled resources. Please feel free to contact us if you have any inquiries.






