• Contact Us

  • Thank you for exploring the world of KIREAJI.
    Your thoughts, questions, and kind words mean more than you might imagine.
    Every message you share helps us refine our quality and service — and your words of encouragement are conveyed directly to the master craftsmen who create each blade.

    Whether you seek guidance, wish to offer suggestions, or simply want to share your experience, we welcome your voice with sincerity.

    Please use the form below to contact us.
    Our team typically responds within 24 hours, with the care and attention your inquiry deserves.

If you have any questions, please feel free to contact us.   (Estimated reply time: within 24 hours)

  • Purchase Guide

    Here you’ll find answers to the most common questions about ordering, shipping, payment, and returns—everything you need for a smooth and confident shopping experience.

    Purchase Guide 
  • Super-Steel-Honyaki-Yanagiba-Japanese-sword-shaped-240mm-Mirror-Polished-one-side

    Japanese Knife

    Find answers to frequently asked questions about Japanese kitchen knives—from how to choose the right one to pricing, features, and maintenance—so you can shop and use with confidence.

    Japanese Knife 
  • Cutting Board

    Find answers to common questions about cutting boards—from choosing the right board for your knife to proper cleaning and sanitizing—so you can cook safely and with confidence.

    Cutting Board 
  • Whetstone

    Find answers to frequently asked questions about whetstones—from proper use to daily maintenance—so you can keep your blades sharp and ready.

    Whestone 

Visit Shiroyama Knife Workshop in Sakai

Experience Sakai knife craftsmanship firsthand. See knives in various stages of creation, examine handcrafted blades up close, and gain a deeper appreciation for the tradition behind them.

Visit Shiroyama Knife Workshop in Sakai

Responding to Customer Requests

At KIREAJI, we are dedicated to delivering Sakai’s master-crafted knives to customers worldwide. Every request is treated as something valuable, and we listen with care to provide the best possible service.

Responding to Customer Requests
  • There is a version of customer service that is really just complaint management. Someone has a problem. You fix it, or you don't. The interaction ends. Nothing changes.

    That is not what we are trying to do.

    At KIREAJI, every message we receive from a customer is treated as something more than a request to be processed. It is a window — into how people around the world are encountering Japanese knives, what they are hoping for, what the current limits of our service actually are, and where the next meaningful step might be. We listen not simply to respond, but to understand.

  • What Listening Has Actually Produced

    We want to be specific about this, because "we value your feedback" is one of the most hollow phrases in the language of business. So instead, let us tell you what listening has actually led to.

    A customer in the United States wanted to upgrade the handle on his Ginsan Damascus Yanagiba — not to the standard option, but to snakewood, a material prized for its striking grain and density. This was not a catalogued option. It required us to work closely with Shiroyama Knife Workshop in Sakai to evaluate whether the wood's properties were a genuine match for the blade's character — its balance, its weight, its presence in the hand. The answer was yes. The knife was made. One person's specific vision became a real object.

    Another customer, also from the United States, asked for something rarer still: a left-handed Honyaki Yanagiba. Left-handed traditional Japanese knives are not simply right-handed knives reflected in a mirror. The geometry must be reconsidered from the beginning — the grind, the balance, the heat treatment, all rebuilt for a different hand. This is complex work, and it is currently underway. But beyond fulfilling one customer's request, we made a decision: to build a left-handed collection, so that passionate left-handed cooks around the world are no longer treated as an afterthought.

    A customer from the United Kingdom wanted knives that suited their everyday cooking — and wanted them to form a coherent set, with handles that matched in material and tone. This required a different kind of listening. Not to a specification, but to a way of cooking, a kitchen environment, a long-term aspiration. We asked questions. We learned how they cooked. We presented options that were not simply popular, but genuinely appropriate — and we made sure the handles aligned, because someone who cares about that detail deserves to have it honored.

    A customer from China was looking for a 300mm Ginsan Yanagiba forged by master artisan Shogo Yamatsuka — a blade not listed on our website. Rather than apologizing for the gap, we contacted Shiroyama Knife Workshop directly, confirmed availability, and came back with a complete answer. The knife existed. The customer received it.

    Customers who build their own handles, or who prefer to do their own final sharpening, asked whether they could purchase blades only. We now accommodate this — working with Shiroyama to confirm availability, preparing blades for international delivery, and respecting the fact that some people want to complete the final chapter of the knife themselves.

    Customers planning visits to Japan asked whether they could visit Shiroyama Knife Workshop in person. We coordinate those visits — liaising with the workshop, confirming scheduling, making sure that what could have been a closed door becomes an open one.

    A customer planning a long-term hotel stay in Japan asked whether their knife could be delivered to the hotel. We arrange this manually, managing every step of the coordination because our website is not configured for domestic Japan transactions and the alternative — simply saying no — was never acceptable to us.

    Customers asked about the whetstones that Sakai artisans use. We introduced the Ōhira natural finishing whetstone. Customers asked about traditional accessories — moribashi plating chopsticks, knife bags. We made these available alongside knife orders.

    A customer asked to be notified whenever new work emerged from Sakai. We added an email subscription to every page of the site.

    These are not large gestures. They are small ones, made consistently, in response to real voices. And together, they have shaped what KIREAJI actually is — not what we planned it to be, but what our customers showed us it needed to become.

  • On Sincerity, and What It Demands

    The Japanese word makoto — which we think of often — describes the alignment between what is true and what is presented. To act with makoto is to ensure that the outside matches the inside, that what you offer is genuinely what you say it is.

    We think about this when we receive a customer's message.

    It would be easy to respond to every inquiry with warmth and efficiency and still remain fundamentally unchanged. To answer the question, close the ticket, and move on. This is what most businesses do, and it is not dishonest, exactly. But it falls short of makoto. It treats the customer's voice as a problem to resolve rather than a signal to follow.

    We believe that if someone takes the time to tell us what they need, we owe them more than a polite reply. We owe them a genuine attempt to understand why they need it, whether we can provide it, and if not — what would have to change for us to be able to.

    Sometimes the answer is immediate. Sometimes it takes weeks of coordination with Shiroyama. Sometimes it leads to a decision that changes what we offer to everyone, not just the person who asked. But the direction is always the same: toward the customer's actual need, rather than toward the edges of our existing catalogue.

  • Why This Matters Beyond the Transaction

    We are not simply trying to become a better retailer. We are trying to do something more specific: to be a genuine bridge between the craftspeople of Sakai and the people around the world who want to connect with what they make.

    A bridge that only carries traffic in one direction isn't really a bridge. If we only deliver knives outward from Sakai and never carry understanding back — about what people want, what they are missing, what questions they are asking, what the real limits of our service are — then we are not doing the work that a bridge should do.

    Every customer request that we receive is information flowing in the right direction. It tells us something about the gap between what Sakai's craft has to offer and what the world currently knows how to receive. Closing that gap, one request at a time, is the actual work.

    The road ahead will not always be easy. There will be requests we cannot fulfill. There will be coordination that takes longer than it should. There will be moments when the complexity of what we are trying to do becomes genuinely difficult. We know this.

    But we remain committed to facing each of those moments with the same disposition: listening first, responding with honesty, and using what we learn to move a little closer to what this service is meant to be.

    Because when that happens — when a person who has been overlooked by the industry finds exactly the knife they were looking for, or when someone's specific vision becomes a real object in their hand, or when a visit to Sakai becomes possible for someone who thought it wasn't — something larger than a transaction takes place.

    The circle of people who truly understand and love Japanese knives grows by one more person. And that, quietly, is how a tradition carries itself forward.

  • When Technology Reaches Its Limits, Tradition Leads the Way

    Even as cutting-edge technology advances, innovators often turn back to the wisdom of age-old techniques. What remains unshaken are the fundamentals—the essence of human craftsmanship.

  • Knife-making is no exception. Machines can shape steel, but they cannot infuse it with the warmth, depth, and subtle spirit that only human hands can provide. Every strike of the hammer, every stroke of polishing, carries an artisan’s devotion that no automation can replicate.

  • That is why the traditions we preserve are more important now than ever. In every knife we create, there is not only sharpness and strength but also a story of care, culture, and human touch.

  • And just as our craft is personal, so is our connection with you. When you reach out to us, you are not simply contacting a company—you are speaking directly to people who carry on this heritage with pride.

  • japanese_knife_made_in_Sakai

    1. Forged in the Legacy of Sakai

    From Sakai City—Japan’s renowned birthplace of professional kitchen knives—each blade is crafted by master artisans with over six centuries of tradition. Perfectly balanced, enduringly sharp, and exquisitely finished, every cut carries the soul of true craftsmanship.

  • 2. Thoughtful Care for Everyday Use

    Every knife includes a hand-fitted magnolia saya for safe storage. Upon request, we offer a complimentary Honbazuke final hand sharpening—giving you a precise, ready-to-use edge from day one.

  • 3. A Partnership for a Lifetime

    A KIREAJI knife is more than a tool—it is a lifelong companion. With our bespoke paid aftercare services, we preserve its edge and beauty, ensuring it remains as precise and dependable as the day it first met your hand.