Otsuka Holdings Co.,Ltd. (4578) — research page
JP · jp-cm-kg/TSE-PRIME/4578 · as of 2026-11-06
Identity and listing
The issuer is Otsuka Holdings Co.,Ltd., listed on the Prime Market under ticker 4578. Its LEI is 3538006B5I9Z4MTJ7K04 and its ISIN is not on the record (GLEIF maps no ISIN to this LEI). Its security type is Corporate, its segment is not on the record, its sector is 3250 Pharmaceutical, and its jurisdiction is Japan (EDINET domestic filer). The issuer is listed and not halted.
| field | value | source · read date |
|---|---|---|
| name | Otsuka Holdings Co.,Ltd. | source · 2026-11-06 |
| exchange | Prime Market | source · 2026-11-06 |
| ticker | 4578 | source · 2026-11-06 |
| ISIN | not on the record | |
| LEI | 3538006B5I9Z4MTJ7K04 | source · 2026-11-06 |
| security type | Corporate | source · 2026-11-06 |
| segment | not on the record | |
| sector | 3250 Pharmaceutical | 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 17 filings across 12 filing days in the window 2025-11-06 to 2026-11-06. By type, the record holds 2 ad hoc, 8 corporate news, 2 prospectus, 3 regulatory filing and 2 results filings. The median gap between filing days is 22 days, and the latest filing is 23 days before the record date of 2026-11-06. The latest filing is a corporate news filing dated 2026-10-14. On the Prime Market, the median cadence gap is 29.0 days, the median filings count is 10, and the median latency is 70.0 days across 1557 issuers. In 3250 Pharmaceutical, the median cadence gap is 49.5 days, the median filings count is 8.0, and the median latency is 85.0 days across 80 issuers.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 17 | 22 | 23 |
| exchange median: Prime Market (1557 issuers) | 10 | 29 | 70 |
| sector median: 3250 Pharmaceutical (80 issuers) | 8 | 49.5 | 85 |
| date | type | category | filing |
|---|---|---|---|
| 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） |
| 2026-09-10 | 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 | 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） |
| 2026-07-31 | regulatory_filing | 135 | 確認書 |
| 2026-07-31 | results | 半期報告書 (half-year report) | 半期報告書－第19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 あずさ監査法人. Its location is not on the record. The market's record does not carry auditor changes.
Events and halts
The record does not carry listing, delisting, name change, domicile change or segment move events, because no lifecycle type map exists for this register. The issuer is listed and not halted.
Orderability
For the client category Qualified Institutional Investors, 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, with chapter 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. The count is 0.
Open research
No openly published research notes were found. 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. 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
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://api.gleif.org/api/v1/lei-records/3538006B5I9Z4MTJ7K04 (identity.lei)
- 10.4
- https://mcp.jp-cm-kg.ai/events/TSE-PRIME/4578 (the disclosure lines)
- 10.5
- https://www.jpx.co.jp/markets/equities/suspended/index.html (the halt flag)
- 10.6
- https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XUA7 (the auditor)
- 10.7
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.8
- https://mcp.jp-cm-kg.ai/record/TSE-PRIME/4578 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"4578","exchange":"Prime Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:6e2158cdb166f476.