Jun 15, 2026

Something is happening in Osaka that deserves more attention than it typically receives.

In the Doguyasuji shopping street — the famous kitchen and restaurant supply district that professional cooks from across Japan have visited for generations — a group of shop owners who have spent their careers competing with each other made an unusual decision. They decided to work together.

Not because the competition between them had softened. Not because they had reached some comfortable arrangement. But because they looked at what was coming — the rise of online retail, the flood of cheap imported goods, the gradual erosion of what had made Doguyasuji distinct — and concluded that individual survival was less important than collective preservation.

What they are trying to preserve is not their market share. It is a way of understanding tools that, if it disappears, cannot easily be recovered.

Most traditional crafts and tool cultures do not end dramatically. They do not close with a ceremony or a final statement. They end quietly — one shop at a time, one retired craftsperson at a time, one skill that was not passed on because there was no one to pass it to and no economic reason to try.

The people behind Doguyasuji's Tsunagu Project — "tsunagu" meaning to connect, to pass on, to link what came before with what comes after — understood this pattern and decided to interrupt it before it completed itself.

Their model is, in some ways, straightforward: bring competing shops under a shared quality standard and a shared identity, the way Imabari towels created a regional brand that individual manufacturers could not have established alone. Use the scale of the collective to generate media attention, event presence, and the kind of visibility that no single shop could produce.

But beneath the strategic logic is something more fundamental: a belief that the tools made by Japan's craftspeople represent a kind of knowledge that is worth protecting, and that protection requires active effort rather than passive hope.

The choices the Tsunagu Project has made about which tools to champion reveal something important about how they think.

They did not begin with popular products. They began with natural whetstones — sharpening stones extracted and processed by craftspeople whose skills are now so rare that the stones have effectively disappeared from the market. By making natural whetstones the first product of the Tsunagu brand, they were making a statement: the culture of sharpening, of caring for a blade over time, of maintaining a relationship with a tool rather than replacing it when it dulls — this culture is worth sustaining, even when sustaining it requires effort that the market does not automatically reward.

They revived the hōkin nabe — a type of gunmetal pot whose manufacturer had closed more than a decade earlier, apparently taking the technique with it. The Tsunagu team searched across Japan for craftspeople who could reconstruct the process, found them, and brought the pot back into production. Not because the market was demanding it urgently, but because a technique that disappears is harder to recover than one that remains, even barely, alive.

They collaborated with Osaka Suzuki — traditional Osaka tin craftsmanship — to create a tin glass for coffee, called Reikō, that brings an old technique into a contemporary context most people can immediately connect with. This is not nostalgia. It is the specific work of finding where an old skill and a current need overlap, and making that overlap visible.

And perhaps most tellingly: they made a card game — Dogu Karuta — featuring 26 types of tools from Doguyasuji, and distributed it to local elementary school children. This is an investment that will not produce returns in any business quarter. It is the kind of action that only makes sense if your frame is generational rather than financial — if you are thinking not about this year's revenue but about who will understand and value these tools twenty years from now.

We pay close attention to what is happening at Doguyasuji, because the challenge they are facing and the challenge we are facing are expressions of the same underlying problem.

Traditional Japanese tool culture — the knife-making of Sakai, the sharpening traditions that give those knives their character, the entire ecosystem of skills and materials and knowledge that produce objects of genuine quality — is under pressure from the same forces that Doguyasuji identified: online commoditization, the displacement of craft by cheap production, the gradual loss of the customer base that understands what it is looking at when it sees something genuinely well-made.

The Tsunagu Project's response — bringing rivals together under a shared standard, championing the most endangered skills rather than the most commercially convenient ones, investing in education that will only bear fruit a generation from now — reflects a philosophy we recognize.

Culture is not preserved by admiring it. It is preserved by the people who are willing to do the specific, unglamorous work of keeping it connected to the present.

At KIREAJI, this is what we are trying to do with Sakai's knife-making tradition. Not to display it behind glass. Not to sell it as a luxury lifestyle accessory. But to carry it — with the knowledge that explains what it is, the directness that removes the unnecessary distance between maker and user, and the honesty that refuses to substitute imitation for the real thing — into the hands of people around the world who will use it, maintain it, and understand it well enough to want it to continue.

The Tsunagu Project is doing this for the tool culture of Osaka. We are trying to do it for the knife culture of Sakai. The geography is different. The object is different. The conviction is the same.

There is no market mechanism that automatically preserves traditional craft. The market, left to itself, optimizes for price and convenience. Craft that takes years to master and cannot be accelerated without being degraded does not win those optimizations. It persists only when people actively choose it — and people can only choose it if they know it exists, understand what makes it different, and have access to it at a price that reflects its real cost rather than the artificially low cost of its imitations.

This is why education matters. The Tsunagu Project understood this when they made the Dogu Karuta for elementary school children. Children who grow up with even a basic awareness of what traditional tools are and where they come from become adults who are capable of making informed choices about what they buy and use. That is a very long investment. It is also the only investment that works at the level of culture rather than commerce.

We think about this when we write about the ura-suki hollow, about the division of labor between smith and sharpener, about the twelve years of training that precede certification as a Traditional Craftsman, about the particular properties of Yasuki Steel and why they matter for the edge of a knife. We are not writing product descriptions. We are trying to build, one reader at a time, a base of understanding that makes genuine craft sustainable — that creates the conditions under which the next generation of Sakai's craftspeople can find it worth spending their working lives in the forge and at the whetstone.