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001 — NIYODOGAWA, KOCHI
Charcoal, craft, and slow living from the forests of Kochi Prefecture.
002 — CHARCOAL
Crafted from sustainably managed oak forests in Niyodogawa — from premium kashi for tea ceremony to architectural plaster powder. The most complete charcoal range in rural Japan, available B2C and wholesale.
Explore All Grades003 — RURAL LIFE EXPERIENCES
Not just a visit. A share of what it actually means to live in rural Japan.
A half-day at the kiln. Real work, not a demonstration.
The Niyodogawa is among the clearest rivers in Japan. The forest has been managed for centuries.
Curated objects from Kochi Prefecture — folk craft, tableware, kimono remakes.
004 — SUMI NO IE
Sumi no Ie (炭の家) is a 100-year-old farmhouse, fully restored, on the banks of the Niyodogawa river. Wake to forest sounds, fire your own charcoal, roast coffee over the kiln, or simply do nothing.
BBQ · Charcoal-making · Soap-making · Coffee roasting · Forest walks · River play
Book on Airbnb005 — COMMUNITY
Handyman and practical support for elderly residents in Niyodogawa — odd jobs, repairs, and company.
Breathing life into vacant houses, running local events, and connecting people who want to move to the countryside.
Four tracks — charcoal, crafts, community work, and rural business — for people who want to learn by doing.
006 — JOURNAL
007 — OPPORTUNITIES
We're a small team in a big forest. These are the ways in.
community
Gain real-world experience starting and running a business in a rural Japanese community. Work alongside the Sumizumi team on regional revitalization, community-building, and the practical realities of entrepreneurship far from a city.
stay
Learn the day-to-day operations of running Sumi no Ie, our 100-year-old renovated farmhouse on the Niyodogawa River. This track covers everything from guest experience to local community collaboration.
crafts
Get hands-on with zero-waste product development at Sumizumi. Learn the craft behind PEA Soap, Unpeak Coffee, and our kimono remaking work. Suitable for those interested in sustainable manufacturing, design, and rural entrepreneurship.