Koetsu Urushi Wajima Cartridge at Vinyl Sound Buffalo NY USA

The Koetsu Urushi Wajima is a handcrafted moving coil phono cartridge from Koetsu (Kanazawa, Japan), available at Vinyl Sound in Buffalo, NY, USA. Among the three Urushi lacquer variants in the Koetsu lineup, the Wajima is the most elaborate: its rosewood body is finished in Urushi lacquer encrusted with gold flakes, making it the most demanding to produce and the most visually distinctive of the series. Internally, the Wajima shares the Urushi series' core engineering: silver-plated copper coil winding, Samarium Cobalt magnet, and boron cantilever, producing a 0.4mV output. Founded by Yoshiaki Sugano, Koetsu established the benchmark for organic analog sound reproduction in Japan, and the Wajima represents that tradition at its most artistically refined.

The Wajima Lacquer: Gold Flake Urushi

Wajima is a city on Japan's Noto Peninsula renowned as the center of Japanese lacquerware craft. The Wajima technique involves applying Urushi lacquer in multiple stages, with gold flakes embedded and sealed within the lacquer layers. On the Koetsu Urushi Wajima cartridge, this process encrusts the entire rosewood body in gold flake Urushi lacquer, a finish that requires considerably more artisan labor than the Vermillion or Tsugaru variants. As with all Urushi-body Koetsu cartridges, the lacquer cures and bonds with the wood, altering the body's resonant frequency in a way that contributes to the cartridge's sonic character. The Wajima's finish is the most expensive to produce in the Urushi series and is correspondingly unique in both appearance and acoustic identity.

Internal Architecture Shared Across the Urushi Series

The Urushi Wajima uses the same core internal architecture as its Tsugaru and Vermillion siblings, with the critical distinction that it employs a standard silver-plated copper single coil winding rather than the Vermillion's double coil arrangement. This coil uses silver-sheathed ultra-high-purity copper wire wound to precise tolerances and matched between channels to within 0.5dB at 1kHz. The Samarium Cobalt rare-earth magnet provides a stable, high-energy magnetic field, and the boron cantilever delivers the stiffness needed for accurate stylus tracking at high frequencies. The result is a cartridge that prioritizes tonal richness, three-dimensional imaging, and the retrieval of instrumental texture over clinical analytical precision.

Key Features

• Gold Flake Urushi Lacquer Body: The most elaborately finished Urushi variant, with gold flakes encrusted in multiple layers of Urushi lacquer over the rosewood body, requiring the highest level of artisan labor in the series.
• Silver-Plated Copper Coil: Ultra-high-purity copper wire with drawn silver sheath, wound to exacting tolerances for matched stereo channel performance.
• Samarium Cobalt Magnet: High-energy rare-earth magnet delivering consistent magnetic field strength for stable stereo imaging.
• Boron Cantilever: Rigid, low-mass boron cantilever enabling accurate stylus tracking across the full audio bandwidth.
• 0.4mV Output: Compatible with a wide range of MC phono stages and step-up transformers.
• Handcrafted in Kanazawa, Japan: Each example is individually assembled by artisans trained by the Sugano family, with no two finished identically.
• 9g Body Weight: Suited to medium- to high-mass tonearms for optimal resonance coupling.

Technical Specifications

Frequently Asked Questions

What is the Koetsu Urushi Wajima?

The Koetsu Urushi Wajima is a handcrafted moving coil phono cartridge from Koetsu in Japan, featuring a rosewood body encrusted with gold flakes in a traditional Wajima Urushi lacquer finish, silver-plated copper coil winding, Samarium Cobalt magnet, boron cantilever, and 0.4mV output. It is the most elaborately finished cartridge in the Koetsu Urushi series.

How does the Koetsu Urushi Wajima compare to the Koetsu Urushi Tsugaru?

The Wajima and Tsugaru share identical internal specifications: the same silver-plated copper coil, Samarium Cobalt magnet, boron cantilever, 0.4mV output, and 9g body weight. The distinction lies entirely in the lacquer finish. The Tsugaru features a piano-black base with gold speckle banding along its sides, while the Wajima encrusts the entire body in gold flake Urushi lacquer, requiring a more labor-intensive finishing process. Many listeners report subtle sonic differences between Urushi variants, which Koetsu attributes to the differing mass and mechanical properties of the lacquer layers, though the two cartridges are closely matched in performance character.

What does the Wajima lacquer technique involve?

Wajima lacquerware originates from Wajima City on Japan's Noto Peninsula and involves applying multiple layers of Urushi lacquer with gold flakes embedded between coats. Each layer must cure before the next is applied, making the process time-consuming by design. On the Koetsu cartridge body, this technique creates a finish that is both visually opulent and acoustically active, as the cured lacquer layers bond with and modify the resonant behavior of the underlying rosewood.

What phono stage is recommended for the Koetsu Urushi Wajima?

The Urushi Wajima outputs 0.4mV, making it compatible with phono stages offering 55 to 65dB of MC gain. Units from Sutherland, Rega, Simaudio, and Manley are well-regarded choices. The recommended load impedance range of 80 to 1,000 Ohm provides flexibility for load optimization, and many listeners prefer loading between 100 and 500 Ohm to balance detail retrieval with the Koetsu's characteristic tonal warmth.

Is the Koetsu Urushi Wajima suitable for all music genres?

The Urushi Wajima excels with acoustic music, jazz, classical, and recordings that reward tonal density and three-dimensional imaging. Its character prioritizes texture and musicality over analytic precision, making it particularly well-suited to well-recorded orchestral and chamber performances. Rock and electronic music can also be reproduced with engaging results, though listeners who prioritize absolute transient speed may prefer the Urushi Vermillion's double coil configuration.

Where can I buy the Koetsu Urushi Wajima in Buffalo or the USA?

The Koetsu Urushi Wajima is available at Vinyl Sound, an authorized Koetsu dealer in Buffalo, NY, USA. The store carries the complete Koetsu cartridge range and can provide guidance on tonearm matching, phono stage pairing, and Koetsu's factory rebuild service.