KOA CORPORATION — Investor Relations & Filings
KOA CORPORATION is a manufacturer of electronic components, specializing in passive devices. The company's core product offerings include a comprehensive range of resistors, such as surface-mount (SMD), leaded, and low-resistance current-sensing shunt types. The portfolio is further diversified with thermistors, thermal sensors, fuses, inductors, varistors, LTCC substrates, and hybrid ICs. These components are integral to a wide array of applications across demanding markets, including automotive (power units, ADAS, infotainment), industrial equipment, power supply units, telecommunications, medical devices, and high-reliability systems for aerospace and satellite use. The company also provides extensive design support tools and technical data to aid in product integration and thermal management.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 連結子会社の解散及び清算に関するお知らせ | 2026-05-29 | Japanese | |
| 当社取締役会の実効性評価結果の概要に関するお知らせ | 2026-04-24 | Japanese | |
| 社外取締役に対する譲渡制限付株式報酬制度の導入に関するお知らせ | 2026-04-24 | Japanese | |
| 取締役候補者の決定に関するお知らせ | 2026-04-24 | Japanese | |
| 剰余金の配当に関するお知らせ | 2026-04-24 | Japanese | |
| 2026年3月期 決算補足資料 | 2026-04-24 | Japanese |
Browse filings by year
12 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
7 filings
| |||||
| 47878961 | 連結子会社の解散及び清算に関するお知らせ | 2026-05-29 | Japanese | ||
| 46878977 | 当社取締役会の実効性評価結果の概要に関するお知らせ | 2026-04-24 | Japanese | ||
| 46878976 | 社外取締役に対する譲渡制限付株式報酬制度の導入に関するお知らせ | 2026-04-24 | Japanese | ||
| 46878974 | 取締役候補者の決定に関するお知らせ | 2026-04-24 | Japanese | ||
| 46878973 | 剰余金の配当に関するお知らせ | 2026-04-24 | Japanese | ||
| 46878972 | 2026年3月期 決算補足資料 | 2026-04-24 | Japanese | ||
| 46878970 | 2026年3月期 決算短信〔日本基準〕(連結) | 2026-04-24 | Japanese | ||
|
2025
7 filings
| |||||
| 8116751 | 確認書 | 2025-11-06 | Japanese | ||
| 8116749 | 半期報告書－第98期(2025/04/01－2026/03/31) | 2025-11-06 | Japanese | ||
| 7247016 | 臨時報告書 | 2025-06-26 | Japanese | ||
| 7255466 | 内部統制報告書－第97期(2024/04/01－2025/03/31) | 2025-06-20 | Japanese | ||
| 7255462 | 確認書 | 2025-06-20 | Japanese | ||
| 7255433 | 有価証券報告書－第97期(2024/04/01－2025/03/31) | 2025-06-20 | Japanese | ||
| 7287687 | 臨時報告書 | 2025-01-27 | Japanese | ||
|
2024
1 filing
| |||||
| 7302979 | 確認書 | 2024-11-06 | Japanese | ||
Market data
Market data not available
Price history
Peer group · Manufacture of other electronic components and boards
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
DENSAN CO.,LTD.
Manufacturer of standard and custom computer boards with fu…
|
3640 | JP | Manufacturing |
|
DERKWOO ELECTRONICS CO.,LTD.
Manufactures electronic components for mobile, automotive, …
|
263600 | KR | Manufacturing |
|
DESWELL INDUSTRIES INC
Manufactures plastic parts, electronic products, and metall…
|
DSWL | VG | Manufacturing |
|
Detection Technology Oyj
Global provider of X-ray detector solutions for medical, se…
|
DETEC | FI | Manufacturing |
|
Dexerials Corporation
Manufactures advanced materials and components for electron…
|
4980 | JP | Manufacturing |
|
Di-Nikko Engineering Co.,Ltd.
An EMS provider offering full-lifecycle ODM and OEM solutio…
|
6635 | JP | Manufacturing |
|
DIODES INC /DEL/
Global manufacturer of discrete, logic, analog, and mixed-s…
|
DIOD | US | Manufacturing |
|
DIOO MICROCIRCUITS CO., LTD. JIANGSU
Designs high-performance analog and mixed-signal ICs for va…
|
688381 | CN | Manufacturing |
|
Discoverie Group PLC
Designs and manufactures customized electronic components f…
|
DSCV | GB | Manufacturing |
|
DK TECH CO.,LTD
Manufactures electronic components like FPCAs and LCD parts…
|
290550 | KR | Manufacturing |
KOA CORPORATION 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/11922/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=11922 | 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=11922 | 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=11922 \ -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": 11922}, 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 KOA CORPORATION (id: 11922)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.