Kohsai Co.,Ltd. — Investor Relations & Filings
Kohsai Co., Ltd. is a manufacturer specializing in jewelry and jewelry components. The company's core business involves the production and sale of high-quality jewelry parts, with a focus on earring parts, clasps, and forged rings. It also produces finished jewelry. Kohsai integrates traditional craftsmanship with state-of-the-art machining technologies to achieve both quality and quantity in its output. By operating its own factory, the company maintains complete control over the entire production process, enabling quality assurance, flexible response to customer demand, and mass production. The firm emphasizes the usability and reliability of its products, positioning itself as a technical jewelry company.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 有価証券報告書－第49期(2015/02/01－2016/01/31) | 2016-04-27 | Japanese | |
| 四半期報告書－第49期第3四半期(2015/08/01－2015/10/31) | 2015-12-14 | Japanese |
Browse filings by year
12 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2016
1 filing
| |||||
| 7846427 | 有価証券報告書－第49期(2015/02/01－2016/01/31) | 2016-04-27 | Japanese | ||
|
2015
1 filing
| |||||
| 7850283 | 四半期報告書－第49期第3四半期(2015/08/01－2015/10/31) | 2015-12-14 | Japanese | ||
Market data
Market data not available
Price history
Peer group · Manufacture of jewellery and related articles
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1929 | KY | Manufacturing |
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Compagnie Financière Richemont SA
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CFR | CH | Manufacturing |
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Leading manufacturer and retailer of jewelry, watches, fash…
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PNJ | VN | Manufacturing |
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Continental Holdings Limited
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513 | HK | Manufacturing |
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Crossfor Co.,Ltd
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Kohsai Co.,Ltd. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/12228/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=12228 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=12228 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=12228 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 12228}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for Kohsai Co.,Ltd. (id: 12228)"
Report missing filing
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