Hirosawa Group
広沢グループNIHON ISK Co.,Ltd.Alias日本アイ・エス・ケイ株式会社Alias
Ticker
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Listed market
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Country
Employees (non-consolidated)
300
Related companies
22
§01
Basic information
- Head office
- 1395-1 Teragu, Tsukuba, Ibaraki 300-4297, Japan
- Chief executive
- Eiji Sone
- Capital
- 1,090,800,000 (10 100 million)
- Employees (non-consolidated)
- 300 people
- Employees (consolidated)
- Start date
- 1948-04-30
- End date
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Websites
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Business
Manufacturing DivisionDistribution Development Services DivisionEducation and Health DivisionMetal stamping, assembly, machining, and precision die design and manufacturingStamping and sheet metal parts manufacturing, and plastic molding manufacturingManufacturing cooling fan motors for electrical products and other equipment (Ikura Fan)Manufacturing and sales of automatic bar feeders (brand name: Bar Top)New product developmentDevelopment of in-house branded productsManufacturing
§04
Related companies
| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
|---|---|---|---|---|---|---|---|---|
| ザ・ヒロサワ・シティ | ||||||||
| 公益財団法人 広沢育英会 | ||||||||
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| Hirozawa Gakuen School Corporation | ||||||||
| 広沢かほる | ||||||||
| Hirozawa Trading Co., Ltd. | ||||||||
| Hirozawa Land & Storage Co., Ltd. | ||||||||
| 広沢有限会社 | ||||||||
| 広澤精機製作所 | ||||||||
| 廣澤興産有限会社 | ||||||||
| 廣澤香港 有限会社 | ||||||||
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| 株式会社EPARK | ||||||||
| 株式会社SBI証券 | ||||||||
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| 株式会社ビアンエアー ジャパン | ||||||||
| 株式会社ビアンエアージャパン | ||||||||
| HIROSAWASEIKI SEISAKUSHO Co., Ltd. | ||||||||
| 楽天証券株式会社共有口 | ||||||||
| Ikura Seiki (Thailand) Co., Ltd. | ||||||||
| Ikura Precision Machinery Co., Ltd. | ||||||||
| 農事組合法人 広沢農園 |
Names without a link are companies not yet registered in OpenBizGraph
§05
Network
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§06
History
Itsuro Sano, the first president, founded the sole proprietorship Nisshinsha in Taito, Tokyo, and began manufacturing and selling portable safes, pumps, and fire extinguishers.![]()
King Kogyo Co., Ltd. was established in Taito, Tokyo, with capital of 2.4 million yen, and a factory was opened in Arakawa Ward. The company was founded to manufacture and sell portable safes, cash registers, and steel furniture.![]()
A specialized factory for fire-resistant safe production was established in Nakanojo, Gunma Prefecture.![]()
A Kawashima factory was established in Shimodate, Ibaraki Prefecture, and production of security equipment began.![]()
Transferred production of storage sheds and other products from the Maebashi Plant to the Kawashima Plant![]()
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News
There is no news.
§09
Sources & updates
DOMAINOwn domain:No
UPDATED2026-10-29 14:15 · Model: gpt-oss-20b(16)