{"id":15,"date":"2025-07-19T13:56:34","date_gmt":"2025-07-19T04:56:34","guid":{"rendered":"https:\/\/www.seiken.co.jp\/english\/wp\/?page_id=15"},"modified":"2025-10-24T10:12:09","modified_gmt":"2025-10-24T01:12:09","slug":"about_us","status":"publish","type":"page","link":"https:\/\/www.seiken.co.jp\/english\/company\/about_us\/","title":{"rendered":"Company Overview"},"content":{"rendered":"
\n
\n

Company Overview<\/h2>\n\n\n\n\n\n\n\n\n\n
Company Name<\/th>\nSeiken Co., Ltd.<\/td>\n<\/tr>\n
Capital<\/th>\n48 million yen<\/td>\n<\/tr>\n
Establishment<\/th>\n1984<\/td>\n<\/tr>\n
President & CEO<\/th>\nTakeshi Shiratori<\/td>\n<\/tr>\n
Address<\/th>\n\n
\n
Head Office (Tokyo)<\/dt>\n
\n 10F, Techno-Port Taiju Seimei Building, 2-16-2 Minamikamata, Ota-ku, Tokyo 144-0035, Japan
\n
Get Directions<\/a>
\n
\n TEL:81-3-3734-1212 <\/span>FAX:03-3734-1222<\/span>\n <\/dd>\n<\/dl>\n
\n
Nagano Factory<\/dt>\n
\n 3500-3 Toyonomachi, Okura, Nagano City, Nagano 389-1102
\n
Get Directions<\/a>
\n
\n TEL:026-225-9118 <\/span>FAX:026-251-5006<\/span>\n <\/dd>\n<\/dl>\n
\n
Central Region Sales Office<\/dt>\n
\n 2F Hyakujyu Building, 3-149 Komaki, Komaki City, Aichi 485-0041
\n
Get Directions<\/a>
\n
\n TEL:0568-74-7277 <\/span>FAX:0568-74-7278<\/span>\n <\/dd>\n<\/dl>\n
\n
Osaka Sales Office<\/dt>\n
\n 6F Matsuoka Building, 27-14 Asahimachi, Suita City, Osaka 564-0027
\n
Get Directions<\/a>
\n
\n TEL:06-6383-4410 <\/span>FAX:06-6319-1437<\/span>\n <\/dd>\n<\/dl>\n
\n
Kyushu Region Sales Office<\/dt>\n
\n 1007A NEW GAEA Building Tenjin, 1-1-25 Takasago, Chuo-ku, Fukuoka City, Fukuoka 810-0011
\n
Get Directions<\/a>
\n
\n TEL:092-753-4777 <\/span>FAX:092-753-4778<\/span>\n <\/dd>\n<\/dl>\n<\/td>\n<\/tr>\n
Our Business<\/th>\n\n

Seiken Co., Ltd. specializes in the development, manufacturing, and sales of advanced testing and inspection solutions for the electronics and semiconductor industries. Our primary offerings include:<\/p>\n

    \n
  • Spring probes and contact terminals for precision electronic testing.<\/li>\n
  • Probe cards designed for semiconductor wafer inspection.<\/li>\n
  • High-density IC sockets for device testing.<\/li>\n
  • Functional test jigs for a wide range of printed circuit boards.<\/li>\n
  • Inspection heads and test equipment for FPD cells\/modules and OLED panels.<\/li>\n
  • Contract-based manufacturing of engineering plastics and high-precision metal components.<\/li>\n
  • Assembly services and brokerage for fine wiring and micro-assembly processes.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
Main Bank<\/th>\n\n MUFG Bank, Ltd.
\n
The Hachijuni Bank,Ltd.\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n
\n

Group Companies<\/h2>\n\n\n\n\n\n\n\n
Company Name<\/th>\nShinano Seiken Co., Ltd.<\/td>\n<\/tr>\n
President & CEO<\/th>\nTakeshi Shiratori<\/td>\n<\/tr>\n
Address<\/th>\n\n
\n
Head Office \/ Factory<\/dt>\n
30-1 Kuiseshita, Chikuma-shi, Nagano 387-0011, Japan<\/dd>\n<\/dl>\n
\n
Ueda Office (Nagano)<\/dt>\n
Hanazono Towa Building 2-C, 2-1-20 Chuo-Nishi, Ueda City, Nagano 386-0023, Japan<\/dd>\n<\/dl>\n<\/td>\n<\/tr>\n
Our Business<\/th>\n\n
    \n
  • PCB layout and circuit design.<\/li>\n
  • Electronic component mounting and assembly.<\/li>\n
  • Precision welding services (e.g., argon welding) and more.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
Homepage URL<\/th>\nhttps:\/\/shinano-s.com<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n
Company Name<\/th>\nMiS Technologies Corporation<\/td>\n<\/tr>\n
President & CEO<\/th>\nTakeshi Shiratori<\/td>\n<\/tr>\n
Address<\/th>\nRoom 306, Sagamihara Industrial Creation Center, 5-4-30 Nishihashimoto, Midori-ku, Sagamihara-shi, Kanagawa 252-0131, Japan<\/td>\n<\/tr>\n
Our Business<\/th>\n\n
    \n
  • Design, manufacturing, and supply of sockets for crystals, MEMS, sensors, and semiconductor devices.<\/li>\n
  • Development of specialized equipment for these components.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
Homepage URL<\/th>\nhttps:\/\/www.mis-tech.jp\/<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n
Company Name<\/th>\nIMI Co., Ltd.<\/td>\n<\/tr>\n
President & CEO<\/th>\nTomoharu Imai<\/td>\n<\/tr>\n
Address<\/th>\n7062-3 Koto, Chino-shi, Nagano 391-0211, Japan<\/td>\n<\/tr>\n
Our Business<\/th>\n\n
    \n
  • Manufacturing of inspection jigs for printed circuit boards testing.<\/li>\n
  • Supply of Parts for Semiconductor and LCD Manufacturing Equipment.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
Homepage URL<\/th>\nhttps:\/\/imi-ltd.jp\/<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n","protected":false},"excerpt":{"rendered":"

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