The page is the record's research on the issuer — no analyst, no rating, no view.

# KEIWA Incorporated (Prime Market: 4251) — research page

As of 2026-11-06 · jp-cm-kg · record version 1

## 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.

## 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.

## 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.

## 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.

## 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.

- https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx (identity.exchange)
- https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip (identity.jurisdiction)
- https://mcp.jp-cm-kg.ai/events/TSE-PRIME/4251 (the disclosure lines)
- https://www.jpx.co.jp/markets/equities/suspended/index.html (the halt flag)
- https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XS6Z (the auditor)
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- https://mcp.jp-cm-kg.ai/record/TSE-PRIME/4251 (the record)

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Allooloo Technologies Corp. · https://getresearch.ai/jp/TSE-PRIME/4251 · public-record only · the same page signed and receipted: get_research at https://mcp.getresearch.ai/mcp
