

Since 1970, nestled in the heart of Setagaya, Sangenjaya, a small workshop has quietly perfected its craft for over half a century.
From this dedication emerges the Swift Tanzo Ring, a masterpiece distilled from generations of skilled craftsmanship.
Swift—quick and free. Tanzo—forged with unwavering strength.
Like a swift soaring gracefully across the open sky, the artisan’s hands move with effortless precision,
shaping beauty and resilience into every piece. The result is a ring that combines refined elegance with extraordinary durability,
built to withstand the rigors of everyday life.
True to its name, the Swift Tanzo Ring offers a remarkably smooth journey from order to completion.
Each ring is meticulously handcrafted, allowing for custom orders tailored to your exact wishes.
For those who dream of owning the finest ring without delay—this is Japanese craftsmanship at its most immediate and exquisite.
Kinuta
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Kinuta
Named after the traditional tool once used to soften cloth, this design reflects the spirit of craftsmanship. Each hammered mark is formed by an artisan’s hand, one careful strike at a time—echoing a resonant rhythm once heard in the air. A straight line of light shimmers gracefully, casting quiet radiance upon the days ahead.
Daita
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Daita
Beneath the clear skies of Setagaya Daita, with Mount Fuji rising softly on the distant horizon, a gentle radiance melts quietly into the tranquil landscape. A unique texture nurtured by the passage of time. Worn day after day, it gradually becomes a part of you—blending ever more deeply and naturally against the skin.
Gotokuji
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Gotokuji
Echoing the serene beauty of Gotokuji, the birthplace of the Maneki-neko, this design reflects the temple’s tranquil, verdant grounds. Faceted surfaces catch and release the light with every movement, creating gentle gradations that lend a poised, dignified radiance to your fingertips.
Yoga
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Yoga
Rooted in the origin of “Yoga”—a place symbolizing union and harmony. A calming matte finish contrasts beautifully with rhythmic sparks of light, while diamonds whisper in a gentle cadence, like the steady breath of yoga. Everyday stillness and inner radiance intertwine in quiet balance, softly illuminating the beauty within.
Sancha
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Sancha
A tribute to Sangenjaya, whose name evokes the number three, this design is adorned with delicate hand-engraved lines, each one carefully carved by skilled artisans. With time, the texture softens and settles into the hand—its gentle character growing ever more familiar, quietly becoming part of the wearer’s everyday rhythm.
Todoroki
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Todoroki
Evoking the serenity of Todoroki Valley, far removed from the bustle of the city—where the gentle murmur of the stream and birdsong fill the air—this design traces a single flowing line. Multi-faceted cuts catch the light like ripples across water, creating a soft, shimmering brilliance.
Hanegi
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Hanegi
Inspired by Hanegi Park, where the gentle fragrance of plum blossoms drifts through the air each spring, this ring features a softly matte finish and a texture that recalls the quiet strength and warmth of trees. With every touch, its calm, tender surface brings a sense of stillness—like a peaceful moment beneath blooming branches.
Hachiman
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Hachiman
Modeled after the reverent beauty and elevated terrain of Hachimanyama Hachiman Shrine, this ring’s organic form and shaded textures carry a gentle promise—to watch over you and stay with you always, like a charm crafted to endure.
Nikotama
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Nikotama
Capturing the landscape of Tamagawa—its wide riverbanks, lush green parks, and the lively town that surrounds them—this design is marked by a single line of delicate milgrain at its center. Like the gentle bond of family, it runs softly through the ring, creating a warm form that quietly accompanies the happiness found in daily life.
Shimouma
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Shimouma
Once a flowing stream, this verdant walkway carries echoes of bygone days—captured in the ring’s two-tone design. Bridging half a century of history with the present, it becomes a wearable memory, where every glance evokes the beauty of time gone by.
Shimokita
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Shimokita
In the free-spirited streets of Shimokitazawa, cultures and creativity intersect. The traditional stardust technique gives this piece its one-of-a-kind shimmer—an expressive brilliance that reflects a spirit unbound by convention, and a quiet confidence in being uniquely yourself.
About Pricing
Tax-included price (Japanese size 11 / US size 6 / EU size 51 standard)
Price may vary depending on ring size.
Swift Tanzo Ring Material
Material: K18 gold (yellow/pink/white/champagne), Pt950 platinum
The density is high due to the "forging" process, in which skilled craftsmen beat the pieces one by one,
It boasts a brilliance and strength worthy of a lifetime.
How to Purchase
Full customization: We make the product from scratch according to the customer's size.
After receiving an order, each item is carefully tailored by our craftsmen's quick and flexible handwork.
Visit us or make a reservation: Available at our atelier in Sangenjaya, Tokyo .
You can take your time to select a ring in our quiet workshop where you can feel the craftsman's handiwork up close and personal.
Swift Tanzo’s Exclusive Services
1. Quick delivery with no additional charge
All processes are carried out by craftsmen at our workshop in Sangenjaya, Tokyo.
The process from order to completion is extremely smooth, so you can have the highest quality ring in a limited amount of time.
2. free engraving service (free of charge)
We can engrave a name, an important anniversary date, or a memory of your trip on the inside of the ring.
3. perpetual after-sales care
We support lifetime maintenance by our craftsmen, including re-sizing and cleaning.
Tax-Free
Our store is a tax-free shop. By presenting your passport at the time of purchase, tax-free customers can purchase at the tax-free price.
For distant and overseas customers
In addition to visiting our store, we also accept orders by email and international shipping. We deliver our handcrafted work anywhere in the world. US