Our Material
Originating from the precision of Kobe’s heritage, our proprietary Closed-Cell Foaming Technology has evolved into a category-defining high-performance rubber.
Through a relentless pursuit of innovation—blending diverse rubbers and resins with specialized additives—we have engineered material solutions that excel in even the most demanding environments.
Project
We feature our collaborative projects here, showcasing how our partner companies utilize our rubber technology and the successful products we’ve developed together.
Our rubber brand "buntA"
buntA is a premier rubber brand managing the entire lifecycle from raw material development to finished products.
Born from Fuji Koatsu—a legacy outsole manufacturer in Kobe with almost 80 years of history—we leverage our proprietary rubber technology to engineer innovative products for the modern world.
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hakimono (Footwear)
Engineered with our proprietary material that balances high rebound and shock absorption, reducing foot fatigue and supporting optimal gait.
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shikimono (Mats & Sheets)
Our multi-functional rubber is the ideal solution for yoga and training, as well as sauna mats and outdoor leisure sheets.
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tsukurimono (Lifestyle Goods)
Combining creative colors with unique textures, we bring a touch of playfulness and fresh inspiration to everyday life.
About Fuji Koatsu Products
Founded in 1948 in Kobe, Fuji Koatsu has long been a foundational pillar of Japan’s footwear industry.
Fuji Koatsu Products was established to bridge the gap between technical mastery and the end-user—transforming our high-performance materials into finished products without compromising their original excellence.
With "Quality First" as our guiding principle, we specialize in high-mix, low-volume manufacturing tailored to today’s diverse lifestyles.
Proudly "MADE IN KOBE," we strive to be a socially responsible enterprise, sharing our local craftsmanship and innovation with the global community.