Heartseed Inc. (219A) — research page
JP · jp-cm-kg/TSE-GROWTH/219A · as of 2026-11-06
Identity and listing
The issuer is Heartseed Inc., listed on the Growth Market under ticker 219A. Its ISIN is not on the record, and its LEI is not on the record. Its security type is Corporate, its sector is 3250 Pharmaceutical, and its jurisdiction is Japan (EDINET domestic filer). Its segment is not on the record. Its listing status is listed, not halted.
| field | value | source · read date |
|---|---|---|
| name | Heartseed Inc. | source · 2026-11-06 |
| exchange | Growth Market | source · 2026-11-06 |
| ticker | 219A | 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 | 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 6 filings across 3 filing days in the window 2025-11-06 to 2026-11-06, comprising 1 ad hoc, 3 regulatory filings and 2 results. The median gap between filing days is 70.5 days. The latest filing is a results filing dated 2026-08-14, which is 84 days before the record date of 2026-11-06. The Growth Market median is 42 days for cadence, 8.0 filings and 85.0 days for latency across 598 issuers. The 3250 Pharmaceutical median is 49.5 days for cadence, 8.0 filings and 85.0 days for latency across 80 issuers. The issuer's cadence gap of 70.5 days is above both medians, and its filing count of 6 is below both medians.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 6 | 70.5 | 84 |
| exchange median: Growth Market (598 issuers) | 8 | 42 | 85 |
| sector median: 3250 Pharmaceutical (80 issuers) | 8 | 49.5 | 85 |
| date | type | category | filing |
|---|---|---|---|
| 2026-08-14 | results | 半期報告書 (half-year report) | 半期報告書－第11期(2026/01/01－2026/12/31) |
| 2026-08-14 | regulatory_filing | 135 | 確認書 |
| 2026-03-27 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-03-26 | regulatory_filing | 135 | 確認書 |
| 2026-03-26 | regulatory_filing | 235 | 内部統制報告書－第10期(2024/11/01－2025/12/31) |
window 2025-11-06 to 2026-11-06 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is EY新日本有限責任監査法人. Its location is not on the record. Auditor changes are not on the record, as the 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 the register has no lifecycle type map yet. The issuer is listed and not halted.
Orderability
For Qualified Institutional Investors the outcome is not determinable. The rule states a product scope, the subject's class carries no CFI to place on the scope bridge, and no scope object names the class, so the subject is not shown within the scope. 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; the subject's class carries no CFI to place on the scope bridge, and no scope object names the class: the subject is not shown within the scope |
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, and the count is 0.
Open research
Two openly published research notes are on the record: Shared Research dated 2025-07-14, and H8e (はちる) dated 2025-06-12.
| date | publisher | note | kind |
|---|---|---|---|
| 2025-07-14 | Shared Research | Heartseed 219A — 1H FY12/25 report update | independent |
| 2025-06-12 | H8e (はちる) | REVERBeat Research Note 007 | Heartseed (219A) | 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, and 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
9 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-GROWTH/219A (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?S100XUL5 (the auditor)
- 10.6
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.7
- https://sharedresearch.jp/en/companies/219A/report/681c1a4dbece2002fb1d11e7 (open research)
- 10.8
- https://note.com/h8e/n/ne9ee82aefe82?hl=en (open research)
- 10.9
- https://mcp.jp-cm-kg.ai/record/TSE-GROWTH/219A (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"219A","exchange":"Growth Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:2b9b83d37ab3c056.