In what scenarios can Greeshow's water purifier be used?

It can be utilized for outdoor activities such as hiking and camping, as well as for emergency water supply during natural disasters like earthquakes and typhoons.

What are the main features of the GS-2811?

It features a 5-stage purification process with a 99.9999% removal rate and can operate continuously for 5 hours on a full charge.

What is the purification capacity of the GS-289?

It boasts a 99.99999% removal rate using a 0.01μm hollow fiber membrane filter, with a total filtration capacity of 8,000 liters.

What is Greeshow's brand concept?

With the concept of 'benefiting the Earth,' Greeshow represents a brand symbolizing environmental protection, promoting a safe and healthy lifestyle.

What effects were demonstrated during the demonstration?

The demonstration showed muddy water being filtered into clear drinking water within seconds, and participants highly praised its purification capability and usefulness in disaster situations.

Greeshow Portable Purifier Demonstrated at Survival Training Led by Former JSDF Special Forces Instructor

Published May 27, 2026 12:21 AM ・ Updated Jun 14, 2026 7:22 AM ・ 5 min read ・ Source: PR TIMES

At the 'Fuwari Survival Training' session, led by a former JSDF special forces instructor, Greeshow's portable purifiers were demonstrated by turning muddy water into clear drinking water. Participants gained hands-on experience in emergency water sourcing and survival preparedness.

The portable water purifiers of the outdoor and disaster prevention brand 'Greeshow' were recently featured as essential survival gear at the 'Fuwari Survival Training: Beginner's Course.'

During the session, under the guidance of a former instructor from the Japan Ground Self-Defense Force's Special Forces, a live demonstration of converting muddy water into safe drinking water was performed. Using Greeshow’s portable purifier, the process of turning murky water transparent in seconds drew significant attention from the participants.

Participants who sampled the purified water commented that it was "clearer and easier to drink than expected" and "felt highly useful in disaster scenarios," highlighting an increased interest in the importance of water sourcing and practical disaster prevention knowledge.

In the training, it was explained that "in extreme conditions, knowledge and experience in securing necessary resources from the natural environment are vital," and the Greeshow purifier was introduced as a practical tool to support one’s "ability to survive."

Attendees ranged from adults with high disaster awareness to young people interested in the outdoors. Through hands-on experience, the training provided an opportunity to reaffirm the critical importance of "securing water" in disaster survival.

Greeshow purification series featured in the demonstration:

- GS-2811 Electric Portable Water Purifier - 99.9999% removal rate via a 5-stage purification process - Over 230L of purified water on a full charge (5 hours of continuous use) - Purification speed of 350-700ml per minute - Long-term use with replaceable filters (equivalent to 2000 x 500ml bottles) - Type-C charging, solar panel, and hand-crank generator integrated - Doubles as a power bank for mobile devices

- GS-289 Portable Water Purifier - Excellent purification with a 0.01μm hollow fiber membrane (99.99999% removal rate) - High-speed purification of 1,000ml per minute - Compliant with Japan’s Ministry of Health, Labour and Welfare water quality standards - Easy to maintain and reusable (Total filtration volume: 8,000L) - Compact and lightweight at only 65g

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Source: PR TIMES
Category: Event
Organizations: MERYSTAR

Greeshow Portable Purifier Demonstrated at Survival Training Led by Former JSDF Special Forces Instructor

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