NIHON SEIKAN K.K. (5905) — research page
JP · jp-cm-kg/TSE-STANDARD/5905 · as of 2026-11-06
Identity and listing
The issuer is NIHON SEIKAN K.K., listed on the Standard Market under ticker 5905. Its ISIN is not on the record, and its LEI is not on the record. Its security type is Corporate, its segment is not on the record, its sector is 3550 Metal Products, and its jurisdiction is Japan (EDINET domestic filer). Its listing status is listed, not halted.
| field | value | source · read date |
|---|---|---|
| name | NIHON SEIKAN K.K. | source · 2026-11-06 |
| exchange | Standard Market | source · 2026-11-06 |
| ticker | 5905 | 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 | 3550 Metal Products | 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 7 filings in the window 2025-11-06 to 2026-11-06, across 4 filing days: 2 ad hoc, 3 regulatory filings and 2 results. The median gap between filing days is 31 days. The latest filing is dated 2026-07-31 and is of type ad hoc, which is 98 days before the record date of 2026-11-06. The Standard Market median is 7 filings, a median cadence gap of 67.5 days and a median latency of 107 days across 1559 issuers. The 3550 Metal Products median is 8 filings, a median cadence gap of 34.5 days and a median latency of 96.5 days across 87 issuers.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 7 | 31 | 98 |
| exchange median: Standard Market (1559 issuers) | 7 | 67.5 | 107 |
| sector median: 3550 Metal Products (87 issuers) | 8 | 34.5 | 96.5 |
| date | type | category | filing |
|---|---|---|---|
| 2026-07-31 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-06-30 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-06-25 | regulatory_filing | 235 | 内部統制報告書－第121期(2025/04/01－2026/03/31) |
| 2026-06-25 | regulatory_filing | 135 | 確認書 |
| 2026-06-25 | results | 有価証券報告書 (annual securities report) | 有価証券報告書－第121期(2025/04/01－2026/03/31) |
window 2025-11-06 to 2026-11-06 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is 東邦監査法人. Its location is not on the record. The auditor changes are not on the record, as this market's register has no lifecycle type map yet.
Events and halts
Listing, delisting, name change, domicile change and segment move are not on the record, as this market's register has no lifecycle type map yet. The issuer is listed and not halted.
Orderability
For the client category Qualified Institutional Investors, the signal is null and the outcome is not determinable, because 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.
| 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 vintage is not sealed for this market. No issuer years are sealed, the market has no earliest sealed date, and the live record began on no date given.
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-STANDARD/5905 (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?S100YK2J (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-STANDARD/5905 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"5905","exchange":"Standard Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:3c0281c3877f7e79.