MEDIA DO Co.,Ltd. (3678) — research page
JP · jp-cm-kg/TSE-PRIME/3678 · as of 2026-11-06
Identity and listing
The issuer is MEDIA DO Co.,Ltd., listed on the Prime Market under ticker 3678. 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 5250 Information & Communication, and its jurisdiction is Japan (EDINET domestic filer). The issuer is listed and not halted.
| field | value | source · read date |
|---|---|---|
| name | MEDIA DO Co.,Ltd. | source · 2026-11-06 |
| exchange | Prime Market | source · 2026-11-06 |
| ticker | 3678 | 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 9 filings on 6 filing days in the window 2025-11-06 to 2026-11-06, of which 4 are ad hoc, 3 are regulatory filings and 2 are results. The median gap between filing days is 40 days. The latest filing is dated 2026-10-14 and is a regulatory filing, 23 days before the record date of 2026-11-06. The Prime Market median is 29.0 days for cadence and 70.0 days for latency across 1557 issuers, with a median of 10 filings. The sector median is 38 days for cadence and 85.0 days for latency across 644 issuers, with a median of 8.0 filings.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 9 | 40 | 23 |
| exchange median: Prime Market (1557 issuers) | 10 | 29 | 70 |
| sector median: 5250 Information & Communication (644 issuers) | 8 | 38 | 85 |
| date | type | category | filing |
|---|---|---|---|
| 2026-10-14 | regulatory_filing | 135 | 確認書 |
| 2026-10-14 | results | 半期報告書 (half-year report) | 半期報告書－第28期(2026/03/01－2027/02/28) |
| 2026-09-04 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-06-02 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-05-28 | regulatory_filing | 135 | 確認書 |
window 2025-11-06 to 2026-11-06 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is 監査法人アヴァンティア, and its location is not on the record. The record does not carry auditor changes for this issuer.
Events and halts
The record does not carry listing, delisting, name change, domicile change or segment move events for this issuer, 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 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, so the count is 0.
Open research
No openly published research notes were found, so 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. 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
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-PRIME/3678 (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?S100Y71R (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-PRIME/3678 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"3678","exchange":"Prime Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:b8612ef9ac4cc844.