Japanese acoustics alongside Martin and Gibson: Cat’s Eyes, K.Yairi and the Momose legacy

A good Japanese acoustic needs no special allowance

At Guitar Lab, we believe carefully chosen Japanese acoustic guitars are at least an equal alternative to American instruments. In many comparisons, we would choose the Japanese example for its sound, comfort and build quality, not just its lower price. After a professional overhaul, it can be a better purchase than a far more expensive guitar with a prestigious logo.

This opinion comes from dozens of overhauls in our workshop, playing the instruments and talking with guitarists. We see these guitars from the inside, work on their necks and fingerboards and learn both their construction strengths and areas needing improvement. We assess the finished instrument, intended to serve its musician well for years to come.

The histories of Cat’s Eyes, K.Yairi and Headway help explain where this quality comes from. They include American inspirations, direct exchanges of knowledge, independent designs and individual luthiers who devoted their professional lives to making guitars.

Cat’s Eyes and Martin: a collaboration that really happened

Tokai’s relationship with Martin is particularly well documented. Tokai’s official history states that in 1972 it signed an agreement to distribute C.F. Martin instruments exclusively in Japan. In 1973 it began importing them and established technical cooperation with the American manufacturer. Its own acoustic brand, Cat’s Eyes, appeared in 1975.

That sequence matters. Cat’s Eyes guitars were made by a company with direct access to Martin instruments and technical knowledge. Their resemblance to American dreadnoughts therefore had deeper foundations than a similar headstock or decorative rosette. We see this as a good reason to treat them as serious candidates for comparison with Martin.

Tokai — official company history and cooperation with C.F. Martin ↗

CE1500 and D-28: a specific reference in the catalogue

Tokai’s 1981 catalogue presented the CE series as ‘Vintage Martin Replica’. The CE1500 was explicitly described as drawing on the pre-war D-28. Listed features included scalloped X-bracing and distinctive herringbone decoration. This is a deliberate reference to a particular building tradition, not a coincidental resemblance between two guitars.

Look at the catalogue scan: other models alongside the CE1500 have their own features and equipment. Cat’s Eyes is an extensive family of instruments. When choosing, check the exact model designation and year so you know which construction principles actually apply to the guitar in your hands.

1981 Tokai Cat’s Eyes catalogue — CE series and CE1500 (scan, PDF) ↗

K.Yairi: American learning and an independent Japanese workshop

The family Yairi workshop dates to 1935, when Giichi Yairi began making wooden instruments. His successor, Kazuo Yairi, travelled to the United States to learn guitar construction. After his return in 1965, Yairi Guitar and the K.Yairi brand were established.

The workshop in Kani developed its own approach: many models, small runs and extensive handwork. The company describes this production model as a tradition maintained since the 1970s. Such conditions allow attention to individual pieces of wood and the fitting of components. For a guitarist, that matters when workshop care translates into a responsive, comfortable instrument.

K.Yairi — history and philosophy of the Kani workshop ↗

What lies behind K.Yairi’s reputation for quality

In its account of production, Yairi describes preparing wood over many years, selecting it, joining plate halves, shaping braces and hand-fitting the neck-to-body joint. Separate stages include preparing the nut and saddle. This is specific work on materials and instrument geometry.

From our workshop perspective, these details are the essence of a good guitar. A carefully built body must work with a correctly set neck, level frets and properly fitted string supports. An impressive wood species alone cannot replace that whole. Try a K.Yairi by focusing on what it does under your fingers: how readily notes speak, how it responds to a stronger attack and whether you can vary dynamics freely.

K.Yairi — wood selection and stages of guitar construction ↗

Grateful Dead’s Bob Weir and the Alvarez-Yairi WY1

Bob Weir is one of the clearest examples of appreciation for this school of guitar making. Alvarez states that the Alvarez-Yairi WY1 was designed for and with him. The W in its designation comes from the Grateful Dead guitarist’s surname.

The WY1 has a Folk/OM body, deeper than the brand’s standard OM models, a solid cedar top, rosewood back and sides and a 635 mm scale. It also uses a Direct Coupled bridge and an extended dovetail neck joint. It is an independent design response to a musician’s needs, with different proportions and features from a classic American dreadnought.

By comparison, the Martin OM-28 uses a spruce top and a 25.4-inch scale. Both merit consideration as manageable acoustics for versatile playing, but each feels different. This independence in design is one reason Japanese instruments have their own following.

Alvarez-Yairi WY1 — collaboration with Bob Weir and model specifications ↗

Martin OM-28 — construction and scale length ↗

Jerry Garcia and Paul McCartney: guitars used in real music

Another fine studio story from the Grateful Dead circle involves Jerry Garcia. In his notes for Bare Bones, Volume II, David Grisman recalls their first session together in his new studio. He was setting microphones while listening to Garcia play an Alvarez acoustic, then started recording and joined him on mandolin. That became Bare Bones Prelude. It is a session participant’s account of an instrument being used to make music.

David Grisman — notes for Bare Bones, Volume II, 2024 (PDF) ↗

K.Yairi in Paul McCartney’s hands

A European musician worth mentioning here is Paul McCartney. In an article about Japanese instruments, Foreign Press Center Japan names him among well-known K.Yairi users. Alongside the Bob Weir collaboration, this illustrates how guitars from Kani have reached musicians with access to an exceptionally wide choice of instruments.

For buyers, the interesting point is that K.Yairi has long been a choice for playing and developing a personal sound. The brand’s history extends beyond comparing price lists with competitors. Sit down with one and discover what you can bring out of it.

Foreign Press Center Japan — K.Yairi and Paul McCartney ↗

Yasuo Momose and Headway: take apart an HD-28, understand it and move forward

Kei Yatsuzuka and Yasuo Momose started Headway in 1977. According to the company’s official history, an early step was a detailed study of a Martin HD-28, including disassembly. The aim was to understand the building methods behind its respected American sound. They then developed their own solutions; one result was the HD-115, introduced in the late 1970s.

A factory fire in 1983 destroyed tools and interrupted acoustic production. The user community helped bring it back: in 1999 the company received a letter from a Headway enthusiast running a forum about older models. Momose recreated the tooling, and the return began with a run of 128 HD-115 guitars.

This story shows the power of an instrument people want to return to. Older Headways had owners willing to campaign for production to resume. That says far more about their significance than an impressive catalogue description alone.

Headway — studying the Martin HD-28, HD-115 origins and the brand’s return ↗

Momose’s legacy also lives in people and working methods

Momose was already building guitars in the 1960s, before becoming Headway’s technical director. He designed tooling and production processes, developed instruments and passed skills to subsequent luthiers. In 2015, Nagano prefectural authorities awarded him the Shinshu Master Craftsman distinction.

He died on 19 March 2024. Deviser identifies Masato Yasui and Arata Furihata as continuing his work on the Headway Custom Series. His surname also identifies an electric guitar and bass brand developed by builders trained in that tradition. His achievements include both individual instruments and knowledge used by the next generation.

At Guitar Lab, this understanding of quality resonates with us: a well-made guitar matters, along with the craft that lets it be developed, maintained and passed on. Japanese guitar making has its own masters and continuity of workshop knowledge.

Deviser — Yasuo Momose’s achievements and continuation of his work ↗

Japanese and American acoustics: what to compare

The table combines documented historical inspirations with suggestions for direct playing comparisons. Look for similar intended uses and an interesting tonal response. Comparing individual instruments with similar strings and setup tells you most.

Japanese instrument	American reference	Why compare them
Cat’s Eyes CE1500 in the 1981 catalogue	Pre-war Martin D-28	The catalogue explicitly identifies D-28 inspiration. A historical interpretation of the classic dreadnought.
Headway HD-115	Martin HD-28	The HD-28 was the starting point for Headway’s construction research; the HD-115 represents its own developing approach.
K.Yairi YW500P and Thumb W-500	Martin D-28	Dreadnoughts for players seeking spruce-and-rosewood construction. Compare response, tonal balance and comfort.
Alvarez-Yairi WY1	Martin OM-28	Manageable Folk/OM acoustics with different designs: cedar top and shorter scale on the WY1; spruce top and 25.4-inch scale on the OM-28.
Aria WJ-40	Gibson SJ-200	Large spruce-and-maple bodies. A suggestion to compare guitars for similar tasks, not a claim of identical construction.

1979 K.Yairi YW500P: quality you can test under your fingers

Our YW500P combines a spruce top with rosewood back and sides and a mahogany neck. Guitar Lab’s preparation included fingerboard planing, new Blacksmith Medium Jumbo frets and a bone nut and saddle. The instrument was set up for 12–53 strings.

This work provides specific practical value: an older guitar with a renewed playing surface and fitted string-support components. We consider that a strong argument for buying a Japanese acoustic instead of spending the whole budget on a new higher-end guitar. Compare the YW500P with a good Martin and listen to both from the player’s position and from opposite.

K.Yairi YW-500P – Natural, Lawsuit era, 1979Photos, service record and current offer details →

1973 Thumb W-500: a dreadnought prepared for years of playing

The Thumb W-500 is another example we like to show players looking for an alternative to an American dreadnought. This guitar has a solid spruce top, rosewood back and sides and a mahogany neck. In our workshop it received fingerboard levelling, Blacksmith Medium Jumbo frets and adjustment for 12–53 strings.

The classic Martin D-28 also builds on spruce and rosewood; for the current model the manufacturer specifies solid spruce and solid East Indian rosewood. That is a useful starting point for discussing construction, but the sound and comfort of the individual guitar determine our choice. That is why the Thumb deserves an equal place in this comparison.

Martin D-28 — current model specifications ↗

Thumb W-500 - Natural, Early Vintage, 1973Photos, service record and current offer details →

Aria WJ-40: Japanese jumbo alongside a Gibson SJ-200

The 1981 WJ-40 takes the comparison beyond dreadnoughts. It is a jumbo with a spruce top, maple back and sides and a maple neck. Our example received new 2.1 mm Blacksmith frets after fingerboard preparation. It also has a passive piezo pickup.

A natural American reference for a large spruce-and-maple guitar is the Gibson SJ-200. The manufacturer’s Standard specification combines solid Sitka spruce with maple back and sides. The Aria is an interesting option for someone who likes a large body and wants an acoustic for accompaniment while using their budget sensibly. Shared wood species start the conversation; playing, response and preparation settle the choice.

Gibson SJ-200 Standard — spruce-and-maple super jumbo construction ↗

Aria WJ-40 – Natural, Lawsuit era, 1981Photos, service record and current offer details →

What dozens of Guitar Lab overhauls have taught us

Our confidence in Japanese guitars comes from working on real instruments. An overhaul allows assessment of joints, neck geometry, fingerboard and the scope for correct string adjustment. This separates long-term playing wear from the quality of the construction itself. A good acoustic with worn frets can still be an excellent basis for further use.

Preparing it requires looking at the whole. Refretting alone does not solve every problem, just as lowering a saddle does not replace assessing the neck angle. When the work matches the instrument’s actual needs, you regain a guitar that can be judged through playing rather than fighting its setup.

In our comparisons, well-prepared Japanese acoustics have repeatedly proved at least as convincing as more expensive American instruments. Conversations with guitarists and their playing impressions reinforce this view. For us, the better guitar gives its player more freedom, responds to their articulation and makes them want to keep playing.

How to hear the difference yourself

Start with gentle accompaniment and listen to how your voice sits alongside the guitar. Then play single notes, bass runs and chords further up the neck. Check whether clarity survives a stronger attack and whether a gentle touch still produces an effortless response. This reveals more about suitability than the first loud strum alone.

Ask someone else to play both instruments too. The sound is different behind the body and several steps in front. Use similarly fresh strings and the same room. You can then more easily decide whether you prefer a particular K.Yairi, Thumb, Cat’s Eyes or Headway, or the Martin or Gibson you are comparing.

Why we so often choose Japan ourselves

In our opinion, a carefully chosen, professionally prepared Japanese acoustic is one of the best routes to a high-class instrument. You get sound construction, a history of genuine craftsmanship and a guitar refined for everyday playing. In many cases, we see this as a better choice than a much more expensive American instrument.

Cat’s Eyes shows how fruitful cooperation with American tradition could be. K.Yairi shows how to build an independent identity and earn demanding musicians’ respect. Headway and Yasuo Momose show how analysing classic solutions can become an independent school of guitar making. These are strong reasons to place a Japanese guitar confidently alongside a Martin or Gibson.

Visit Selected Vintage Guitars in Poznań. We will gladly show you the instruments, explain the work completed and help compare them for your playing. The best ending to this story is a guitar you want to take home.

Also read: a Japanese dreadnought instead of an expensive Martin ↗

A refretted guitar — what to check before buying ↗

Browse the current instruments ↗