A century of tradition and craftsmanship
forging new history
As part of the EYEVAN Group, SANKOKOGAKU supports
the manufacturing of "EYEVAN," Japan's
leading eyewear brand.
About
SANKOKOGAKU
Sabae City, Fukui Prefecture—the holy land of the eyewear industry.
Here, we have built a legacy spanning over a century.
Proud of our time-honored, reliable technology and trust, we continually embrace new challenges to meet the
evolving needs of our era.
Today, as part of the global eyewear brand EYEVAN Group, we are responsible for manufacturing that underpins
its quality and design.
With our unchanging quality since founding and unwavering spirit of craftsmanship, we provide products and
services that pioneer the future.
Business
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Our Business 01
OEM Business
One-Stop Support from Planning
and Development to ManufacturingWe go beyond simple manufacturing (OEM). We provide one-stop support for every process to guide your brand to success—from concept planning and development to design, manufacturing, and quality control (ODM). With our proven track record and experience working with numerous domestic and international brands, we bring your ideal eyewear to life.
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Our Business 02
Original Brand Business
The fusion of technology
and aesthetic sensibilityWhat defines the ultimate wearing comfort? We constantly confront this question. We actively adopt innovative, industry-first materials like our new titanium alloy "GOMUMETAL" and carbon fiber. Through deep material understanding, relentless exploration, and exceptional technical prowess, we deliver our proprietary brand products—offering unprecedented value—to the world.
Original Brands
Our Strength
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( 01 )
Market-Driven "Planning Capabilities"
That Create ValueWe synthesize global market trends, cutting-edge material intelligence, and consumers' latent needs. Through seamless collaboration across development, sales, and manufacturing, we create products that harmoniously blend functionality and design at the highest level.
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( 02 )
Unwavering "Technical Capabilities"
Supporting a Century"Products that are durable and long-lasting." This has been our corporate ethos since our founding. Our unique manufacturing techniques, born from years of experience as a manufacturer, ensure consistently high-quality standards across all products.
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( 03 )
"Development Capabilities"
that unlock material potentialWe relentlessly pursue research and development to maximize material potential. Through repeated prototyping and refinement, we not only enhance design quality but also independently develop the manufacturing technologies necessary to bring these designs to life.
News
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2025.11.6 Press Release
Brand “Valetino Rudy” introduces a glamorous new design — New Release: “V-3702 / 3703”.
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2025.9.30 Information
Featured in MORE Autumn: Hey! Say! JUMP’s Ryosuke Yamada wearing SD-326 Col.7. Please check it out!
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2025.8.28 Press Release
Brand “Valentino Ruby” Launches New Model with Elegant Atmosphere New release: “V-3700/3701”
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2025.8.26 Information
Featured in QLAP! September issue (released 8/13): Snow Man’s Tatsuya Fukazawa wearing SD-326 col.7
Recruit
Company
( 01 )
Corporate Philosophy
Creating Products That Bring Joy
Developing products users can use with confidence and find joy in.
Crafting items that bring joy to the makers as well.
To achieve this, we consider eyewear from diverse perspectives.
( 02 )
History
- 1923
- Shinichi Miwa (Founder) begins handcrafting eyeglass frames in former Kawada Village
- 1937
- Sanko Kogyo Co., Ltd. established
- 1940
- Commenced manufacturing celluloid eyeglasses, an industry first
- 1947
- His Majesty Emperor Showa inspected the postwar revival of the eyeglass industry
- 1949
- Presented His Majesty Emperor Showa with our specially crafted solid gold eyeglasses
- 1970
- Received the Grand Gold Prize at the First Japan Eyewear Exhibition
- 1975
- Received the Good Design Grand Prize in the Eyewear category
- 1978
- Developed thin-rim frames, pioneering lightweight eyewear
- 1980
- Developed spring-material eyeglass frames
- 1993
- Launched "SLEN D". Opened Tokyo Sales Office
- 2000
- Launched new titanium alloy GUMMETAL frame "DUN"
- 2007
- Awarded IMF Best Glass Collection for four consecutive years. DUN received Gold Award
- 2009
- Launched "DUN69CC-F・CC-S" and "TonTon4th"
- 2010
- DUN 10th anniversary model - Launched full carbon body "DUN-LC10"
This model won EYEWEAR OF THE YEAR - 2013
- Launched new brand "monblue"
This model won the EYEWEAR OF THE YEAR Grand Prix
( 03 )
Company Overview
- Company Name
- SANKOKOGAKU.Co.,Ltd.
- Capital
- ¥15 million
- Founding
- 1923 (Taisho 12)
- Number of Employees
- 74
- Location
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Head Office
2-13-12 Kitano-cho, Sabae-shi, Fukui 916-0029, Japan
TEL: 0778-52-0353 / FAX: 0778-53-0353Tokyo Sales Office
Minami-Aoyama Yamamoto Building
1-15-33 Minami-Aoyama, Minato-ku, Tokyo 107-0062, Japan
TEL: 03-5411-8811 / FAX: 03-5411-8812
All returns and repairs are handled through the Tokyo Sales Office.
Please direct all inquiries to the Tokyo Sales Office.
- Affiliated Companies
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EYEVAN Inc.
EYEVAN Retailing Inc.
EVI Co., Ltd. - Business Description
- Planning, design, manufacturing, sales, and wholesale of high-quality, fashion-forward eyeglasses, sunglasses, and related products
- Transaction Banks
- Fukui Bank, Shinmei Branch / Fukuho Bank, Shinmei Chuo Branch / Fukui Shinkin Bank, Sabae Sales Department / Japan Finance Corporation, Fukui Branch / Hokkoku Bank, Tannan Branch / Hokuriku Bank, Shinmei Branch
Partner
A Member of EYEVAN GROUP
Bringing EYEVAN's designs to life
with the highest level of craftsmanship.
EYEVAN, one of the world's leading eyewear brands.
Shaping its philosophy and aesthetic vision with the highest level of craftsmanship is our other
mission.
As a partner company of the EYEVAN Group, SANKOKOGAKU supports world-class designs with unwavering
quality.
Contact
Please feel free to contact us. We look forward to hearing from you.
Inquiries by Phone
0778-52-0353
Business Hours: Weekdays 9:00 AM - 5:00 PM