A KNT365 POP-UP will be held at Isetan Shinjuku (1F Isetan Leaf) from April 22 (Wed) to May 5 (Tue), 2026.
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On 23 April, mymizu co-founder Mariko will be speaking at Today at Apple in Marunouchi.
Spotlight: What We Can Do for the Planet with Mariko McTier
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mymizu at the British School Tokyo (BST) Spring Fair, Azabudai Hills!
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The Refill for the Ocean Campaign launched on 20 September 2025 and concluded on 31 December 2025. Each refill on its own may seem small. But when thousands of people take action together, those everyday moments add up to something powerful.
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mymizu awarded the “4th Kameoka Environmental Award” at the Kameoka City Civic Ceremony in Kyoto, November 2025.
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Six years after the launch of mymizu, 2025 marked another meaningful step in our journey to expand free water refills across Japan and the world—made possible by the continued support of our community.
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mymizu was selected as a winner at the Youth Co:Lab Social Innovation Challenge Japan 2025 – Alumni Grand Prix Demo Day at AWS Japan in Tokyo!
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Looking for a “Partnerships & Impact Manager” and “Operations & Events Coordinator” to join our core team!
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Bringing together 28 students from across Japan at the University of Tokyo to develop actionable solutions to make a positive impact!
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mymizu begins a new project in Hokkaido!
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Another major milestone - 500,000 downloads!
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mymizu makes an appearance on the popular Japanese TV program “Hirunandesu!”
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From June 5th to July 4th, six universities in Tokyo’s Chiyoda ward - including Hosei University and Senshu University - will run the mymizu Challenge to compete to see who can save the most single-use plastic bottles using the mymizu app!
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Available now! Let’s create a more sustainable society by purchasing a mymizu bottle!
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