KEIWA Incorporated (4251) — research page
JP · jp-cm-kg/TSE-PRIME/4251 · as of 2026-11-06
Identity and listing
The issuer is KEIWA Incorporated, listed on the Prime Market under ticker 4251. The ISIN is not on the record, and the LEI is not on the record. The security type is Corporate, the segment is not on the record, and the sector is 3200 Chemicals. The jurisdiction is Japan as an EDINET domestic filer. The issuer is listed and not halted.
| field | value | source · read date |
|---|---|---|
| name | KEIWA Incorporated | source · 2026-11-06 |
| exchange | Prime Market | source · 2026-11-06 |
| ticker | 4251 | source · 2026-11-06 |
| ISIN | not on the record | |
| LEI | not on the record | |
| security type | Corporate | source · 2026-11-06 |
| segment | not on the record | |
| sector | 3200 Chemicals | source · 2026-11-06 |
| jurisdiction | Japan (EDINET domestic filer) | source · 2026-11-06 |
| status | listed, not halted | source · 2026-11-08 |
The disclosure read
The record holds 10 filings on 7 filing days in the window 2025-11-06 to 2026-11-06, comprising 3 ad hoc, 2 corporate news, 3 regulatory filing and 2 results filings. The median gap between filing days is 30.5 days. The latest filing is dated 2026-10-21 and is of type ad hoc, and it sits 16 days before the record date of 2026-11-06. The Prime Market median is 10 filings, a 29.0-day median cadence gap and a 70.0-day median latency across 1557 issuers. The 3200 Chemicals sector median is 9.0 filings, a 36.5-day median cadence gap and a 91-day median latency across 202 issuers. The issuer's filing count is above the exchange median and above the sector median. Its cadence gap is above the exchange median and below the sector median. Its latency is below the exchange median and below the sector median.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 10 | 30.5 | 16 |
| exchange median: Prime Market (1557 issuers) | 10 | 29 | 70 |
| sector median: 3200 Chemicals (202 issuers) | 9 | 36.5 | 91 |
| date | type | category | filing |
|---|---|---|---|
| 2026-10-21 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-10-14 | corporate_news | 自己株券買付状況報告書 (share buy-back status report) | 自己株券買付状況報告書（法２４条の６第１項に基づくもの） |
| 2026-09-11 | corporate_news | 自己株券買付状況報告書 (share buy-back status report) | 自己株券買付状況報告書（法２４条の６第１項に基づくもの） |
| 2026-08-14 | regulatory_filing | 135 | 確認書 |
| 2026-08-14 | results | 半期報告書 (half-year report) | 半期報告書－第80期(2026/01/01－2026/12/31) |
window 2025-11-06 to 2026-11-06 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is 有限責任監査法人 ト ー マ ツ. Its location is not on the record. Auditor changes are not on the record.
Events and halts
Listing, delisting, name change, domicile change and segment move are each not on the record, because the register has no lifecycle type map yet. The halt flag shows listed, not halted.
Orderability
For Qualified Institutional Investors, the outcome is not determinable, because the rule states a product scope and the record carries no instrument class to place within it. The rule version is acm-68000/jp/suitability-principle-fiea-article-40/r1, and the chapter is as of 2026-11-04.
| client category | outcome |
|---|---|
| Qualified Institutional Investors | not determinable: the rule states a product scope and the subject's record carries no instrument class to place within it |
rule acm-68000/jp/suitability-principle-fiea-article-40/r1 · chapter as of 2026-11-04 · the full outcome: get_orderability
Coverage
No research houses were found on the issuer's investor-relations pages read, and the count is 0.
Open research
No openly published research notes were found, and the count is 0.
Licensed
Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.
| licensor | entitlement | title | date | source |
|---|---|---|---|---|
| none loaded |
As-of depth
The market's vintage is not sealed. The issuer has no sealed years on the record. The market's earliest sealed date is not on the record, and the live record began is not on the record.
Sources
7 source pages are named on this page; every value above carries its own source page and read date in the numbers.
- 10.1
- https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx (identity.exchange)
- 10.2
- https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip (identity.jurisdiction)
- 10.3
- https://mcp.jp-cm-kg.ai/events/TSE-PRIME/4251 (the disclosure lines)
- 10.4
- https://www.jpx.co.jp/markets/equities/suspended/index.html (the halt flag)
- 10.5
- https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XS6Z (the auditor)
- 10.6
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.7
- https://mcp.jp-cm-kg.ai/record/TSE-PRIME/4251 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"4251","exchange":"Prime Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:406f5b78c24516e4.