About Sansei
Sansei is a company based in Bunkyo (Japan) founded in 1960 by Seiichi Adachi. The company has 231 employees. Sansei offers products and services including Connectors and Switches.
- Headquarter Bunkyo, Japan
- Employees 231
- Founders Seiichi Adachi
- Stage Public
- SectorsTechnology
- Phone•••• ••••
- Website san-sei.co.jp
- Legal Name Sansei Co., Ltd.
- Annual Revenue$44.2 M (USD)21.94as on Mar 31, 2026
- Net Profit$4.82 M (USD)122.27as on Mar 31, 2026
- EBITDA$7.15 M (USD)109.27as on Mar 31, 2026
- Employee Count231
Associated legal entities of Sansei
Sansei operates through , (active). Its filings, financials, charges and directors are on the company page.
| Legal entity | Status | Incorporated | Registered in | Revenue | Employees | Directors | Company page |
|---|---|---|---|---|---|---|---|
| , CIN U99999MH1977PLC010754 | Active | 10 Aug 1977 | Nanded, Maharashtra | – | – | – | View details |
Products & Services of Sansei
Sansei offers a comprehensive portfolio of products and services, including Connectors and Switches.
Connectors are supplied for applications in FA, robots, and medical devices, with a focus on meeting industry needs.
Switches are provided alongside other parts for various sectors, ensuring availability through stocked inventory.
People of Sansei
4 people are tracked at Sansei (4 in leadership); the tracked headcount is 231.
| Name | Role | Group |
|---|---|---|
Seiichi Adachi | Founder | Leadership |
Akihiko Miyasaka | Managing Director | Leadership |
Mitsutaka Mimura | Managing Director | Leadership |
Tetsuo Adachi | CEO & President | Leadership |
Complete people profiles for Sansei
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IPO & Listings of Sansei
Sansei is a publicly listed company on the TSE with ticker symbol 6307 in Japan, operating in the Producer manufacturing sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- IPO date16 Jul 2013
- Listed onTSE: 6307
- Listed entitySansei Co., Ltd.
- Exchange sectorProducer manufacturing
- ISINJP3334500000
- Share price441.00 JPY (-0.9% on the day) · 2026-10-09
- Market capitalisation3,458,462,689.00 JPY
- Price to earnings4.2
- EPS (diluted, trailing year)105.62 JPY
- Dividend yield3.37%
- Volume (last session)18,100
Financials of Sansei
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2025 | 7.05B JPY | 769.1M JPY | 1.14B JPY |
| 2024 | 5.78B JPY | 346.0M JPY | 543.1M JPY |
| 2023 | 5.64B JPY | 326.4M JPY | 492.1M JPY |
| 2022 | 5.35B JPY | 350.5M JPY | 527.9M JPY |
| 2021 | 4.49B JPY | 215.3M JPY | 374.3M JPY |
Balance sheet, profit and loss, cash flow and ratios of , are on its company page.
Detailed financial statements for Sansei
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Web traffic of Sansei
The website of Sansei (san-sei.co.jp) receives about 4.2K visits a month.
- Monthly visits4.2K
▲ 27% vs previous month
Websites whose visitors overlap most with Sansei. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
pionics.co.jp | pionics.co.jp | 100% | – | #3,473,139 | – |
toki-com.co.jp | toki-com.co.jp | 98% | – | #4,583,887 | – |
google.co.jp | google.co.jp | 53% | – | #106 | – |
| google.com | 48% | 85.8B | #1 | View details | |
sansei-inc.co.jp | sansei-inc.co.jp | 45% | – | #2,160,096 | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 13 similar websites and full traffic analytics for Sansei
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Latest news on Sansei
Complete news archive for Sansei
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- Brand-specific news history
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Similar companies to Sansei
10 companies that operate in the same segment as Sansei (Electronic Manufacturing & Components), ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
3M is recognized as a global leader in industrial innovation. | 1902 | United States | – | USD 24.95 B | 74 | |
Diverse semiconductor manufacturers | 1987 | Geneve, Geneve, Switzerland | – | USD 12.29 B | 49,600 | |
Electronic products and components are manufactured globally by Foxconn. | 1974 | Taipei, Taiwan | – | – | 12,716 | |
Provider of ODM plus solutions for diverse industries | 1990 | Kochi, Kerala, India | USD 119.5 M | USD 253.11 M | 2,400 | |
Integrated electronics manufacturing and IoT solutions are delivered across industries. | 2008 | Mysuru, Karnataka, India | USD 22.44 M | USD 386.47 M | 3,850 | |
Manufacturer of diodes, rectifiers, semiconductors, and passive components | 1962 | Guildford, United Kingdom | – | USD 3.07 B | 22,700 | |
Communication equipment manufacturer | 1938 | Lisle, Illinois, United States | – | – | – | |
Electronic components and embedded technologies are distributed globally. | 1921 | Phoenix, Arizona, United States | – | USD 27.63 B | 14,870 | |
Electronics manufacturing services are provided for consumer and home products. | 1993 | Noida, Uttar Pradesh, India | USD 9.32 M | USD 5.17 B | 8,890 | |
Mobile device management solutions are delivered to enterprises securely. | 2003 | Atlanta, Georgia, United States | USD 225 M | USD 11.12 M | 356 |
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Frequently Asked Questions about Sansei
Sansei was founded in 1960.
Sansei is headquartered in Bunkyo, Japan. It is registered at Bunkyo, Tokyo, Japan.
Tetsuo Adachi is the current CEO of Sansei.
Sansei has 231 employees.
Annual revenue of Sansei is $44.2M as on Mar 31, 2026.
Sansei was founded in 1960 in Bunkyo, Japan, by Seiichi Adachi. Electronic components are manufactured and traded as core operations within the electronics sector. Services encompass production processes and international trading activities. Leadership is provided by CEO and President Tetsuo Adachi, alongside Managing Directors Akihiko Miyasaka and Mitsutaka Mimura. The domain san-sei.co.jp supports online presence for business inquiries.
Sansei offers Connectors and Switches.
Yes, Sansei is publicly traded on TSE under the ticker symbol 6307.
Sansei operates through ,.