As is the case with other industries, membrane switch manufacturers in Japan are diverse in the quality and nature of the products they offer and the areas of specialization they are good at. Since membrane switches are common in various electronic and industrial devices, finding a reliable membrane switch manufacturer is a significant step towards the production of quality switches. To help you narrow down the various manufacturers of membrane switches in Japan and find the one that suits you best, this article provides you with a list of 9 membrane switch manufacturers in Japan you should consider.
Although these manufacturers specialize in the production of membrane switches, they are diverse in the areas they are good at and the quality of the products they offer. As you read through the article, you can compare the advantages of these manufacturers and find the one that suits you best according to the nature of the project you are undertaking. It would also be helpful to visit these manufacturers’ websites and get more information on the quality of the products they offer and the production capabilities they are equipped with so you can find a product that suits you best according to your budget and project demands.
1. List of Membrane Switch Manufacturers in Japan
To help you navigate the top choices available in Japan, we’ve compiled a list of the leading membrane switch manufacturers.
| NO. | Company | Website | Establish year |
| 1 | Nagatek Co., Ltd. | https://www.nagateku.co.jp/ | 1999 |
| 2 | iTrustfab Printing Co., Ltd | https://itrustfab.com/ | 2005 |
| 3 | Sanko Manufacturing Co., Ltd. | https://www.sanko-np.co.jp/ | 1985 |
| 4 | Midori Mark Co., Ltd. | http://www.midorimark.co.jp/ | 1973 |
| 5 | iTrustfab Printing Co., Ltd. | https://graphicoverlaysz.com/ | 2005 |
| 6 | Ishii Hyoki Co., Ltd. | https://www.ishiihyoki.co.jp/en/ | 1973 |
| 7 | Toyo Label Co., Ltd. | https://toyolabel.co.jp/ | 1977 |
| 8 | Mitaka Shoji Co., Ltd. | https://www.mitaka-tr.co.jp/ | 1967 |
| 9 | Yamagata Silkscreen Laboratory Co., Ltd. | https://yamagatasilk.co.jp/ | 1979 |
2. Top 9 Membrane Switch Manufacturers in Japan
Japan is home to some of the world’s leading and reliable membrane switch manufacturers. Their focus on precision, durability, and innovation caters to industries ranging from automotive to medical devices – here we highlight nine such companies for your reference.
Top 1: Nagatek Co., Ltd.
Nagatek Co., Ltd is a Japanese company well-known for having competence in the production of precision engineered membrane switches and electronic components. It was established in 1999 and has been commended for creating high-performance products for different industries including the automotive, medical, consumer electronics, consumer product, as well as even home automation technology in recent years. Nagatek is interested in high reliability and quality during development and manufacturing with advanced automation technologies as its philosophy.
Nagatek offers complete solution from design and prototyping through mass production. It is an indication of satisfaction of customers as it allows them to deliver technical specifications at cost-effective solution and flexible manufacturing capability and world-class levels of service.
Nagatek has been privileged to serve some of the world’s top brands like Toyota and Panasonic with membrane switches of high quality and functionality to match the high demands of these brands in terms of quality and functionality. Their investment in the research and development of membrane switches puts them at the top among other membrane switch manufacturers.
Website: https://www.nagateku.co.jp/
Year established: 1999
Location: Tokyo, Japan
Products:
- Membrane switches
- Graphic overlays
- Front panels
- Custom keypads
- Nameplates
Top 2: iTrustfab Printing Co., Ltd
iTrustfab is a pioneering manufacturer of membrane switches and graphic overlays located in China and is renowned as a top-grade manufacturer of membrane switches and graphic overlays. iTrustfab has specialized in the production of high-quality membrane switches and graphic overlays and has received recognition for the versatile and high-quality products they offer to various industries like the automotive and medical industries, among others. iTrustfab provides various services including custom design, prototyping, and mass production of membrane switches and graphic overlays to ensure they can meet the demands of individual clients.
iTrustfab is a remarkable manufacturer of membrane switches and graphic overlays in its industry due to its commitment to customer care and the use of highly advanced manufacturing techniques like screen printing and automated systems to produce highly durable membrane switches suitable for various uses. iTrustfab partners with leading companies like Mitsubishi Electric and Panasonic to offer tailored solutions for even their most challenging projects.
iTrustfab’s expertise in offering high-quality yet cost-effective solutions has earned them the trust of companies seeking precision and reliability in membrane switch production.
Website: https://itrustfab.com/membrane-switches/
Year established: 2005
Location: China
Products:
- Membrane switches
- Graphic overlays
- Front panels
- Nameplates
- Custom labels
Top 3: Sanko Manufacturing Co., Ltd.
Sanko Manufacturing Co., Ltd. is a Japanese membrane switch and electronic component firm that began in 1985. Sanko produces high-quality but durable long-lasting products for automotive, medical equipment and industrial control units – while precision engineering and increased reliability are Sanko specialties – Sanko has been placed in markets where the highest performance from their components is demanded.
Sanko membrane switches are made in such a way that makes them capable of handling rough conditions, hence ideal for tough temperatures, moisture and wear and tear. Unwavering quality control and dedication to innovation ensure every product to meet high standards; Sanko also offers full-range services from prototype production to mass production with post-production services to deliver highly tailored products with precise specifications of a client.
Sanko Manufacturing stands out from the rest of the manufacturers when it comes to how it is able to provide flexibility and quick turnaround, and thus be the first choice supplier to big organizations such as Honda and Mitsubishi. Their passion for having the best technology and manufacturing techniques better time and again means Sanko Manufacturing is the ideal partner whenever businesses only need the finest quality membrane switches or electronic components.
Website: https://www.sanko-np.co.jp/
Year established: 1985
Location: Osaka, Japan
Products:
- Membrane switches
- Graphic overlays
- Nameplates
- Custom labels
Top 4: Midori Mark Co., Ltd.
Midori Mark Co., Ltd. is a leader in Japan’s membrane switch manufacturing business since 1973. Highly acclaimed for its quality focus, Midori Mark’s membrane switches are applied in automotive, medical equipment, consumer electronics and industrial control systems sectors. With a combination of ancient art and the most advanced technology they create solutions which reach the pinnacle of performance and design.
Midori Mark offers full-cycle services from product designing and prototyping to mass production and end-testing. Their attention to detail has seen them gain a very long list of customers that include multinationals like Nissan and Canon. Midori Mark products are famous for their stability, strength, and performance even under extreme conditions.
Website: http://www.midorimark.co.jp/
Year established: 1973
Location: Kyoto, Japan
Products:
- Membrane switches
- Graphic overlays
- Front panels
- Nameplates
- Custom keypads
Top 5: MSTR Printing Co., Ltd.
MSTR Printing Co., Ltd. is an OEM manufacturer of graphic overlays, membrane switches, front panels, nameplates, domed stickers, and custom labels based in China. The company, which was founded in 2005, specializes in interface panels and industrial labeling of medical equipment, industrial controls, home appliances, automotive dashboards, and consumer electronics. Its 5,000-square-meter facility and monthly production of more than 2,000,000 pieces render it appropriate both to prototype jobs and repeat volume orders.
According to the company, it has around 100 OEM team members and 4 R&D engineers. Its main machineries comprise CNC machines, laser cutting machines, and digital printers that help in quick prototyping and mass production. MSTR also emphasizes one-stop printing and die-cutting, customization of its products in terms of flexibility to meet the needs of an OEM, and no MOQ requirements on the most common materials. The preparation of samples usually takes 2 to 5 days, whereas bulk distribution is usually finished in approximately 15 days.
MSTR claims to use original raw materials that include 3M, Lexan, and Tesa, among others, as part of quality control. CE, FCC, and RoHS compliance, as well as a 2-year warranty, are also indicated on the site. An example of a customer scenario is its supply business to brands like Lenovo, Huawei, Cisco, Haier, ZTE, and TCL, where there are scalable branded interface components needed.
Website: https://graphicoverlaysz.com/
Year Established: 2005
Location: Shenzhen, China
Products:
- Graphic overlays
- Membrane switches
- Front panels
- Nameplates
- Domed stickers
- Custom labels
Top 6: Ishii Hyoki Co., Ltd.
Ishii Hyoki Co., Ltd. is a Japanese manufacturer that is strong in membrane switch panels, printed circuit boards, sheet metal processing, silk printed products, and HMI-related devices. The company started as a sole proprietorship in 1963 and was incorporated in 1973. Headquartered in Fukuyama, Hiroshima Prefecture, it conducts its device business via integrated design, material sourcing, sample manufacturing, assembly, and inspection.
It has a product line of Excel Membrane Switch Panels and ISI Membrane Switch Panels. On the English product pages, there are standard features including a contact life of over 3,000,000 applications, a thin panel, and environmental durability. Ishii Hyoki also mentions that it is able to accommodate small-volume orders and work on the creation of custom switch panels, cases, and control boards internally. It has a capital base of about JPY 300 million and a wide range of products to offer industrial programs with consistent engineering provisions.
The company lays much stress on quality checks, such as operational checks of every unit, automated implementation lines, and design management using 3D CAD. An ISO certification is not explicitly mentioned in the English pages, yet it is evident that there is an emphasis on in-house quality assurance. An example of a typical application is switch panel units in manufacturing equipment, where reliability in harsh conditions is paramount.
Website: https://www.ishiihyoki.co.jp/en/
Year Established: 1973
Location: Fukuyama, Hiroshima Prefecture, Japan
Products:
- Excel membrane switch panels
- ISI membrane switch panels
- Printed circuit boards
- Silk printed products
- LED panels
- Precision sheet metal products
Top 7: Toyo Label Co., Ltd.
Toyo Label Co., Ltd. is a Japanese manufacturer of membrane switches, capacitive touch switches, low-power sheet heaters, screen printing, labels, and other electronic device components based in Kyoto. The company, based in its Kyoto headquarters and factory, was founded in 1977, has another factory in Shiga, and an entity in Shanghai. Its official company profile has a total of 100 employees, including part-time and dispatched employees, and it has a viable mid-sized manufacturing base to implement custom projects.
The site demonstrates that Toyo Label manufactures membrane switches that are flat, metal dome tactile, embossed surface sheets, and LED integration. It further mentions that these switches are capable of supporting waterproofing, dust resistance, chemical resistance, and noise prevention. The company provides OEM and development support in functional printing, board development, and switch-related products, and thus, customers can easily transition between trial lots and production.
To ensure quality control, Toyo Label provides the names of important locations with the ISO 9001:2015 certification and presents itself as a factory that is recognized by UL. It has its applications in household appliances, housing equipment, industrial machinery, and medical equipment in terms of its membrane switch applications. An example of a common customer scenario would be an operator screen on medical or measuring equipment, where thin structure, sealed design, and tactile customization are all critical.
Website: https://toyolabel.co.jp/
Year Established: 1977
Location: Kyoto, Japan
Products:
- Membrane switches
- Capacitive touch switches
- Transparent electrode sensor films
- Low-power sheet heaters
- Conductive printed products
- Labels and stickers
Top 8: Mitaka Shoji Co., Ltd.
Mitaka Shoji Co., Ltd. is a Japanese company based in Tokyo that integrates membrane switch design, manufacturing, and sales with the supply of printing materials. The company, which is based in Mitaka, Tokyo, and is in charge of adhesive processing, stickers, UV offset printing, silk printing, and other industrial materials, was founded in October 1967. This history gives it an operational edge when its customers require both the construction of the switch and corresponding print-related products.
Its membrane switch product range includes flat type, embossed type, flat plus metal dome type, embossed plus metal dome type, and LED-mounted type. The site offers Mitaka as a complete support partner to new products and renewal projects, particularly when customers desire a richer interface look with printed surface sheets. Its OEM value does not merely focus on production but also on material choice and proposal assistance founded on extensive experience in materials related to printing.
The ISO certification is not listed on the site of Mitaka Shoji, so it is necessary to check it directly during the supplier qualification process. Nonetheless, the company obviously demonstrates membrane switches as one of the main businesses and demonstrates several variants of construction according to various price levels and sensory requirements. A common project is a custom membrane switch panel for industrial or electronic equipment where printed films, adhesives, and small switch structures need to collaborate.
Website: https://www.mitaka-tr.co.jp/
Year Established: 1967
Location: Mitaka, Tokyo, Japan
Products:
- Membrane switches
- Adhesive processing
- Stickers
- UV offset printing
- Silk printing
- Printing materials and auxiliary materials
Top 9: Yamagata Silkscreen Laboratory Co., Ltd.
Yamagata Silkscreen Laboratory Co., Ltd. is a company in Japan that specializes in membrane switches, surface sheets, sensor sheets, electrode sheets, film processing, and other industrial products that are screen-printing-based. The company was established in 1979, and it has its head factory in Murayama, Yamagata Prefecture. It claims to supply OA equipment, medical equipment, control equipment, and household game machines on its site, and has a distinct focus on specializing in functional interface components, as opposed to commercial general printing.
The company emphasizes a completely in-house process in terms of design, artwork, plate making, printing, cleaning, processing, assembly, inspection, and shipping. It has a list of equipment such as screen printing machines, cleanrooms, infrared dryers, UV irradiation units, ultrasonic cleaners, chip mounters, laminators, punching machines, embossing presses, and membrane switch keystroke testers. This is configured to accommodate small-lot, multi-variety production as well as larger batch production.
To ensure quality, Yamagata enumerates the appearance, pressing, continuity, and insulation testing, and continues by stating that it uses RoHS-compliant printing materials. An ISO certificate is not prominently displayed on the site, although disciplined in-house control and a wide-ranging inspection structure are evident. An example of a customer is a membrane switch or surface sheet to medical or control equipment and backed by client relationships that involve Fujitsu, Nidec Components, Hitachi Information and Communication Engineering, and Toa DKK.
Website: https://yamagatasilk.co.jp/
Year Established: 1979
Location: Murayama, Yamagata Prefecture, Japan
Products:
- Membrane switches
- Surface sheets
- Sensor sheets
- Electrode sheets
- Film processing products
- Printed circuit boards
3. A Buyer’s Checklist for Sourcing Membrane Switches in Japan
Finding the right membrane switch supplier in Japan takes more than comparing product photos or quoted prices. You need to look at product focus, engineering support, quality systems, and communication ability before moving into sampling or production.
(1). Check Whether Membrane Switches Are a Core Product
Start with the supplier’s actual product range. Some companies mention membrane switches, but only as part of a much broader business.
You should confirm that membrane switches appear clearly in the product catalog or on dedicated product pages. A stronger supplier usually shows multiple options, such as flat types, embossed keys, metal domes, or LED-integrated designs.
(2). Review Customization and Design Support
Once the product category is confirmed, the next step is to evaluate customization ability. This matters because most membrane switch projects need more than a standard off-the-shelf design.
Check whether the supplier can support overlay materials, adhesives, tactile structures, shielding, waterproofing, and backlighting. It is also helpful if they can review drawings, suggest design improvements, and support prototype development.
(3). Look at Quality Control and Certifications
After technical fit, quality assurance becomes the next key checkpoint. A membrane switch may look simple, but its reliability depends on stable materials and controlled production.
Look for information about electrical testing, appearance inspection, adhesion checks, and durability validation. Certifications such as ISO 9001 or UL-related capability can also add confidence, especially for industrial or medical applications.
(4). Compare Production Flexibility and Communication
A good supplier should match both your delivery needs and your working style. Strong communication often prevents more problems than a low price can solve.
Ask whether the manufacturer can handle prototypes, small trial runs, and volume production. At the same time, check response speed, English communication, and how clearly they discuss tolerances, lead times, and specification changes.
4. Conclusion
Japan’s membrane switch industry is still flourishing, with different companies pioneering in terms of quality, accuracy, and technology. These companies are market leaders, providing top-class, reliable products to numerous industries. With greater demand for top-level membrane switches in the world market, such companies can take care of emerging needs quickly through collaboration with one of these established suppliers who deal in cutting-edge products to fulfill specific business demands with superior services and support.
