NOVA SYSTEM CO.,LTD. (5257) — research page
JP · jp-cm-kg/TSE-STANDARD/5257 · as of 2026-11-06
Identity and listing
NOVA SYSTEM CO.,LTD. is listed on the Standard Market under ticker 5257. The ISIN is not on the record. The LEI is not on the record. The security type is Corporate. The segment is not on the record. The sector is 5250 Information & Communication. The jurisdiction is Japan (EDINET domestic filer). The listing status is listed, not halted.
| field | value | source · read date |
|---|---|---|
| name | NOVA SYSTEM CO.,LTD. | source · 2026-11-06 |
| exchange | Standard Market | source · 2026-11-06 |
| ticker | 5257 | 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 | 5250 Information & Communication | 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 12 filings on 9 filing days in the twelve months to 2026-11-06. By type, the record holds 1 ad hoc filing, 6 corporate news filings, 3 regulatory filings and 2 results filings. The median gap between filing days is 23.5 days. The latest filing is dated 2026-11-04, 2 days before the record date, and is a corporate news filing. The Standard Market median is 7 filings, a median cadence gap of 67.5 days and a median latency of 107 days. The sector median is 8.0 filings, a median cadence gap of 38 days and a median latency of 85.0 days.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 12 | 23.5 | 2 |
| exchange median: Standard Market (1559 issuers) | 7 | 67.5 | 107 |
| sector median: 5250 Information & Communication (644 issuers) | 8 | 38 | 85 |
| date | type | category | filing |
|---|---|---|---|
| 2026-11-04 | 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） |
| 2026-09-03 | 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 | 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） |
| 2026-08-13 | regulatory_filing | 135 | 確認書 |
| 2026-08-13 | results | 半期報告書 (half-year report) | 半期報告書－第45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 仰星監査法人. Its location is not on the record. Auditor changes are not on the record.
Events and halts
The record does not carry listing, delisting, name change, domicile change or segment move lines for this issuer. The halt flag is listed, not halted.
Orderability
For the client category 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 page.
Open research
One openly published research note is on the record, from The Stock Research Center, dated 2023-04-27.
| date | publisher | note | kind |
|---|---|---|---|
| 2023-04-27 | The Stock Research Center | NOVA SYSTEM (5257 TSE Standard) Newly Listed Company Introduction Report | independent |
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. No issuer years are sealed. The market's earliest sealed date is not on the record, and the live record began is not on the record.
Sources
8 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/5257 (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?S100XT6D (the auditor)
- 10.6
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.7
- https://holistic-r.org/adm/wp-content/uploads/2023/04/5257230404_en.pdf (open research)
- 10.8
- https://mcp.jp-cm-kg.ai/record/TSE-STANDARD/5257 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"5257","exchange":"Standard Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:28a6d695ecb99d19.