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🌱 A Gentle Yet Sustainable Sponge for Everyday Dishwashing
Biomass Kitchen Sponges is a plant-derived, eco-conscious cleaning tool designed for households that care about both cleanliness and sustainability. Certified with the official Biomass Mark of Japan, this sponge offers practical performance while reducing environmental impact.
Key Features —

Non-Woven Scrub Layer with Walnut-Based Particles
The top layer is infused with finely ground walnut shells that gently help remove dirt and food residues without scratching surfaces, making it ideal for delicate cookware.
High Foaming and Detergent Retention
The sponge layer holds detergent and water well, providing rich lathering for efficient cleaning. You can achieve more with less soap, making it both economical and eco-friendly.


Over 50% Plant-Based Materials – Biomass Certified
Both the sponge and scrubber are made with more than 50% plant-derived materials, significantly reducing petroleum usage and CO₂ emissions. Developed over three years, this sponge is a symbol of innovation and environmental responsibility.
🌎 Why Choose Biomass?
The KBM01 sponge is a small change with a big impact. It’s a product of 3 years of material development, solving the traditional problem of fast-deteriorating plant-based sponges. With improved durability and usability, it promotes eco-conscious living without compromise.
🧼 How to Use
・Wet the sponge and apply detergent.
・Use the walnut-infused surface for scrubbing tough areas.
・Rinse thoroughly and dry after use.
・Suitable for daily dishwashing of plates, cups, pans, and more.
Specifications
Item | Details |
---|
Certification | Biomass Mark Certified (Japan) |
Material | Sponge + Non-woven (≥50% plant-based, incl. walnuts) |
Model | KBM01・02 |
Origin | Made in Japan (KBM02:NET=Made in China) |
Retail Price in Japan | ¥160(Tax Excluded) |
Quantity in the Box | 360 |
MOQ | 1C/S~ |
Lead time | Immediate delivery (most cases) |
key Words
biomass kitchen sponge, eco-friendly sponge Japan, walnut scrub sponge, plant-based dish sponge, biodegradable kitchen sponge, Japanese sponge, sustainable dish sponge, biomass certified sponge, KBM01 sponge, Aisen kitchen sponge, made in Japan sponge, walnut shell scrubber, eco kitchen tools