Sustainability
Sustainability is the heartbeat of our vision: “To harmonize technology and tradition for a world where every drop counts.”
As a global pioneer in water solutions, we recognize our responsibility to protect humanity’s most vital resource. Guided by the Japanese principle of mottainai—respecting resources and minimizing waste—we innovate to ensure clean water access today while safeguarding ecosystems for tomorrow.
From energy-efficient membranes to circular water systems, every product we design reflects our pledge to the planet. Together with industries, communities, and partners, we are building a future where technology serves both people and nature.
Our Commitment in Action
99% less wastewater in our 2023 RO systems.
We design membranes and resins that reduce energy use by up to 40% (vs. traditional systems). From nanofiltration to AI-driven purification, efficiency is our standard.
30% carbon footprint reduction since 2015.
Our factories in Japan and China recycle 85% of process water. By 2025, all packaging will be biodegradable or reusable.
2023: schools equipped with Mizuki purification systems.
We partner with NGOs to bring clean water to 50,000+ households in water-stressed regions. Education programs teach sustainable practices to future generations.

The Mizuki Green Initiative: Progress & Goals
Aligned with UN SDG 6 (Clean Water) and 13 (Climate Action), we measure success by both environmental metrics and human impact.