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

# TAISEI CORPORATION (Prime Market: 1801) — research page

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

## Identity and listing

The issuer is TAISEI CORPORATION, listed on the Prime Market under ticker 1801. Its ISIN is JP3443600006 and its LEI is 529900TF7XJKIOWMLQ79. The security type is Corporate, the segment is not on the record, the sector is 2050 Construction, and the jurisdiction is Japan (EDINET domestic filer). The listing status is listed, not halted.

## The disclosure read

The record holds 18 filings in the twelve months to 2026-11-06, across 10 filing days. The median gap between filing days is 8 days. The latest filing is dated 2026-10-15, 22 days before the record date, and is of type prospectus. The Prime Market median is 29.0 days of cadence gap, 10 filings and 70.0 days of latency across 1557 issuers. The 2050 Construction sector median is 40.0 days of cadence gap, 7.5 filings and 106 days of latency across 156 issuers.

## Auditor

The auditor of record is 有限責任 あずさ監査法人. Its location is not on the record. Auditor changes are not on the record.

## Events and halts

The listing, delisting, name change, domicile change and segment move lines are not on the record, as this market has no lifecycle type map yet. The halt flag shows listed, not halted.

## Orderability

For the client category Qualified Institutional Investors, the outcome is not determinable. The rule states a product scope and the subject's 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 page.

## Open research

No openly published research notes were found on the record.

## 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. No issuer years are sealed, the market's earliest sealed date is not on the record, and the live record began date is not on the record.

## Sources

9 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://mapping.gleif.org/api/v2/isin-lei/latest (identity.isin)
- https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip (identity.jurisdiction)
- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)
- https://mcp.jp-cm-kg.ai/events/TSE-PRIME/1801 (the disclosure lines)
- https://www.jpx.co.jp/markets/equities/suspended/index.html (the halt flag)
- https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YBGF (the auditor)
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- https://mcp.jp-cm-kg.ai/record/TSE-PRIME/1801 (the record)

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Allooloo Technologies Corp. · https://getresearch.ai/jp/TSE-PRIME/1801 · public-record only · the same page signed and receipted: get_research at https://mcp.getresearch.ai/mcp