ENVALITH
山一電機株式会社 logo

YAMAICHI ELECTRONICS CO.,LTD.

6941・Prime Market・Electric Appliances

Official website
山一電機株式会社 logo
YAMAICHI ELECTRONICS CO.,LTD.6941

Business

Yamaichi Electronics Co., Ltd. is an electronic components manufacturer listed on the Tokyo Stock Exchange Prime Market, founded in 1956, forming a group consisting of the company and 15 subsidiaries. In its core Test Solutions business, the company manufactures and sells IC sockets for semiconductor testing, such as Burn-in Sockets and Test Sockets. In its Connector Solutions business, it offers the YFLEX High-Speed Transmission Connector and other products for communications, automotive, and industrial equipment applications. In its Optics-Related Business, the company handles optical filters and Semiconductor Laser Light Sources. Manufacturing sites are distributed across Japan, the Philippines, South Korea, Germany, and other locations, and the sales network operates globally through overseas subsidiaries in the United States, Singapore, Germany, Hong Kong, China, and other regions. Qualcomm Technologies Inc. is a major customer, accounting for 20.8% of net sales.

Business Model

Revenue is composed of two core pillars: Test Solutions (net sales of ¥26,424 million, operating margin of 26.5%) and Connector Solutions (net sales of ¥24,742 million). The company maintains an integrated manufacturing system through its own operations and overseas subsidiaries, supplying products to a diverse range of customers via a global network of sales subsidiaries. It develops differentiated products centered on proprietary technologies such as high-precision mechanical technology and high-speed transmission technology, investing ¥1,249 million in R&D expenses to continuously maintain product competitiveness.

Company Strengths

Test Solutions achieved net sales of ¥26,424 million, operating income of ¥7,009 million, and an operating margin of 26.5% in FY2026 (ending March 2026). Burn-in Sockets and Test Sockets, which are indispensable in the semiconductor testing process, are high-precision components that are difficult to replace, and the expansion of the product lineup for diverse applications such as smartphones, PCs, automotive, and wearables is the source of high profitability.

The company has built a global structure with manufacturing bases dispersed across Japan, the Philippines, South Korea, and Germany, and sales subsidiaries deployed in the United States, Singapore, Germany, Hong Kong, China, and the Philippines. Orders received in FY2026 (ending March 2026) reached ¥58,388 million (up 39.2% year on year), and the order backlog reached ¥18,679 million (up 43.8% year on year), giving the company a supply base capable of responding to robust demand.

At the end of FY2026 (ending March 2026), the equity ratio stood at 73.6%, and while cash and cash equivalents totaled ¥17,237 million, interest-bearing debt stood at only ¥5,983 million, maintaining effectively debt-free management. Operating cash flow generated ¥10,053 million, giving the company the financial capacity to fund the ¥18.0 billion in capital expenditures planned over three years under the 5th Medium-Term Management Plan using its own funds.

ENVALITH's Perspective

In FY2026 (ending March 2026), the company achieved net sales of ¥52,698 million and operating profit of ¥11,556 million, fully attaining the final-year targets of the 4th Medium-Term Management Plan (net sales of ¥50 billion and operating profit exceeding ¥10 billion). The forecast for FY2027 (ending March 2027) calls for continued growth in both sales and profit, with net sales of ¥60,000 million and operating profit of ¥13,000 million, but ordinary profit is expected to increase only 5.6% year on year. Uncertainty over the foreign exchange rate assumptions (US$1 = ¥150, €1 = ¥175), US trade policy, and the situation in the Middle East has heightened the conservatism of the earnings forecast, leaving room for upward revision depending on the external environment.

The previously noted concern regarding revenue concentration in the Test Solutions business is being alleviated by the rapid growth of the Connector Solutions business. In FY2026 (ending March 2026), operating profit in the Connector Solutions business expanded to ¥4,406 million, more than 3.6 times the prior-year level, raising its share of consolidated operating profit. Meanwhile, in the Test Solutions business, the postponement of investment in Burn-in Sockets for automotive logic semiconductors and sharp increases in raw material prices such as gold and copper have squeezed profit (operating profit down 1.4% year on year), underscoring the need for continued monitoring of product mix and raw material cost trends.

On May 13, 2026, the company resolved to retire 1,300,000 treasury shares (5.95% of total shares issued), which will bring the total shares issued after retirement to 20,529,775. The annual dividend was substantially increased to ¥148 (from ¥89 in the prior period), and the FY2027 (ending March 2027) forecast is ¥150, maintaining a dividend payout ratio policy of 30.1%. The decrease in the average number of shares outstanding during the period (from 20,198,405 to 18,432,912) contributed to boosting EPS, with net income per share reaching ¥492.25, up 89.7% year on year. The continuity of future share buybacks and retirements, as well as the slowdown in net income growth (forecast of +1.4% for FY2027 ending March 2027), will affect the sustainability of EPS growth.

Growth Strategy

The company aims for sustained growth by capturing AI and semiconductor demand under its 5th Medium-Term Management Plan (FY2027–FY2029)

In FY2026 (ending March 2026), the company achieved the final-year targets of the 4th Medium-Term Management Plan covering FY2024 (ending March 2024) through FY2026 (ending March 2026)—net sales of ¥50.0 billion and operating profit exceeding ¥10.0 billion. The targets were fully met through simultaneous growth in both the Test Solutions and Connector Solutions businesses.

Formulated a new three-year 5th Medium-Term Management Plan, with FY2026 (ending March 2026) as its first year. Priority issues were set using a backcasting approach with a view toward outcomes 5 and 10 years ahead. The plan also addresses enhancement of non-financial value, including strengthening the growth foundation in both business and organizational terms, enriching human capital, promoting sustainability activities, and reinforcing governance.

In anticipation of growing global semiconductor demand, the company continues to invest in expanding production capacity for Burn-in Sockets and Test Sockets. Capital expenditures on property, plant and equipment in FY2026 (ending March 2026) totaled ¥2,588 million. The company is also pursuing cost reductions through productivity and quality improvements in parallel, aiming to maintain a high profit margin.

By capturing rapidly expanding demand for the YFLEX High-Speed Transmission Connector for data centers, including AI applications, the Connector Solutions business achieved record-high net sales and operating profit in FY2026 (ending March 2026). Recovery driven by the bottoming-out of inventory adjustments for Connectors for Industrial Equipment is also continuing, and the company is strengthening product development capabilities across the three markets of telecommunications, industrial equipment, and automotive.

The annual dividend for FY2026 (ending March 2026) was significantly increased to ¥148 (from ¥89 in the previous fiscal year), with a forecast of ¥150 for FY2027 (ending March 2027). In May 2026, the company resolved to cancel 1,300,000 treasury shares (5.95% of total shares issued). The company aims to improve capital efficiency while maintaining a payout ratio of 30.1%.

Last updated: July 19, 2026