{
 "as_of": "2026-11-06",
 "cmr": "jp-cm-kg/TSE-PRIME/4820",
 "fence": "The page is the record's research on the issuer — no analyst, no rating, no view.",
 "markdown": "The page is the record's research on the issuer — no analyst, no rating, no view.\n\n# EM SYSTEMS CO.,LTD. (Prime Market: 4820) — research page\n\nAs of 2026-11-06 · jp-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is EM SYSTEMS CO.,LTD., listed on the Prime Market under ticker 4820. Its ISIN is JP3130200003 and its LEI is 529900A0W2NTNPGSMM57. The security type is Corporate, the segment is not on the record, the sector is 5250 Information & Communication, and the jurisdiction is Japan (EDINET domestic filer). The issuer is listed and not halted.\n\n## The disclosure read\n\nThe record holds 7 filings in the twelve months to 2026-11-06, across 4 filing days. Of these, 2 are ad hoc, 3 are regulatory filings and 2 are results. The median gap between filing days is 67 days. The latest filing is dated 2026-10-16, is of type ad hoc, and was made 21 days before the record date. The Prime Market median is 29.0 days of cadence gap, 10 filings and 70.0 days of latency across 1557 issuers. The sector median is 38 days of cadence gap, 8.0 filings and 85.0 days of latency across 644 issuers.\n\n## Auditor\n\nThe auditor of record is 桜橋監査法人. Its location is not on the record. Auditor changes are not on the record, as this register has no lifecycle type map yet.\n\n## Events and halts\n\nListing, delisting, name change, domicile change and segment move are not on the record, as this register has no lifecycle type map yet. The issuer is listed and not halted.\n\n## Orderability\n\nFor the client category Qualified Institutional Investors, the outcome is not determinable. 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.\n\n## Coverage\n\nNo research houses were found on the issuer's investor-relations pages.\n\n## Open research\n\nNo openly published research notes were found on the record.\n\n## Licensed\n\nLicensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.\n\n## As-of depth\n\nThe 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.\n\n## Sources\n\n9 source pages are named on this page; every value above carries its own source page and read date in the numbers.\n\n- https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx (identity.exchange)\n- https://mapping.gleif.org/api/v2/isin-lei/latest (identity.isin)\n- https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip (identity.jurisdiction)\n- https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei)\n- https://mcp.jp-cm-kg.ai/events/TSE-PRIME/4820 (the disclosure lines)\n- https://www.jpx.co.jp/markets/equities/suspended/index.html (the halt flag)\n- https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XUIK (the auditor)\n- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.jp-cm-kg.ai/record/TSE-PRIME/4820 (the record)\n",
 "market": "JP",
 "node": "jp-cm-kg",
 "numbers": {
  "as_of_depth": {
   "issuer_years_sealed": [],
   "live_record_began": null,
   "node_history_from": null,
   "node_years_sealed": [],
   "note": "the JP vintage is not sealed; the record is the live record as of 2026-11-06",
   "record_version": 1,
   "sealed": false
  },
  "auditor": {
   "auditor": {
    "read_by": "EDINET XBRL-to-CSV facts (API v2 type=5, 有価証券報告書 docTypeCode 120) — element jpcrp_cor:AuditFirm1Consolidated",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XUIK",
    "state": "sourced",
    "value": "桜橋監査法人"
   },
   "auditor_firm_id": {
    "market": "JP",
    "state": "not_on_record"
   },
   "auditor_location": {
    "market": "JP",
    "state": "not_on_record"
   },
   "changes": {
    "market": "JP",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   }
  },
  "cmr": "jp-cm-kg/TSE-PRIME/4820",
  "coverage": {
   "count": 0,
   "houses": [],
   "pages_checked": [],
   "read_by": "Perplexity sonar (search) · page read by this rail",
   "read_date": "2026-11-12",
   "since": null,
   "state": "none_found"
  },
  "disclosure": {
   "against": {
    "exchange": {
     "issuers": 1557,
     "median_cadence_gap_days": 29,
     "median_filings": 10,
     "median_latency_days": 70,
     "name": "Prime Market"
    },
    "sector": {
     "issuers": 644,
     "median_cadence_gap_days": 38,
     "median_filings": 8,
     "median_latency_days": 85,
     "name": "5250 Information & Communication"
    }
   },
   "by_type": {
    "ad_hoc": 2,
    "regulatory_filing": 3,
    "results": 2
   },
   "cadence_median_gap_days": 67,
   "filing_days": 4,
   "filings": 7,
   "latency_days": 21,
   "latest": [
    {
     "category": "臨時報告書 (extraordinary report)",
     "date": "2026-10-16",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100Z8M9",
     "title": "臨時報告書",
     "type": "ad_hoc"
    },
    {
     "category": "135",
     "date": "2026-08-10",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YVTD",
     "title": "確認書",
     "type": "regulatory_filing"
    },
    {
     "category": "半期報告書 (half-year report)",
     "date": "2026-08-10",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YVT8",
     "title": "半期報告書－第44期(2026/01/01－2026/12/31)",
     "type": "results"
    },
    {
     "category": "臨時報告書 (extraordinary report)",
     "date": "2026-03-30",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XVH6",
     "title": "臨時報告書",
     "type": "ad_hoc"
    },
    {
     "category": "235",
     "date": "2026-03-26",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XUIQ",
     "title": "内部統制報告書－第43期(2025/01/01－2025/12/31)",
     "type": "regulatory_filing"
    }
   ],
   "latest_filing_date": "2026-10-16",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.jp-cm-kg.ai/events/TSE-PRIME/4820",
   "window": {
    "from": "2025-11-06",
    "to": "2026-11-06"
   }
  },
  "identity": {
   "exchange": {
    "read_by": "JPX listed-issuers workbook (data_e.xlsx, English)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx",
    "state": "sourced",
    "value": "Prime Market"
   },
   "isin": {
    "read_by": "GLEIF ISIN list for the LEI (lei-records/<lei>/isins) (the one equity-pattern ISIN JP3…00x)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://mapping.gleif.org/api/v2/isin-lei/latest (isin-lei-latest.zip, ISINs mapped to the LEI)",
    "state": "sourced",
    "value": "JP3130200003"
   },
   "jurisdiction": {
    "read_by": "EDINET code list (Edinetcode.zip, filer master with corporate number) (提出者種別)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip",
    "state": "sourced",
    "value": "Japan (EDINET domestic filer)"
   },
   "lei": {
    "read_by": "GLEIF ISIN-to-LEI mapping file (daily), LEI by exact ISIN",
    "read_date": "2026-11-08",
    "read_date_basis": "the field",
    "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download (ISIN JP3130200003)",
    "state": "sourced",
    "value": "529900A0W2NTNPGSMM57"
   },
   "name": {
    "read_by": "JPX listed-issuers workbook (data_e.xlsx, English)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx",
    "state": "sourced",
    "value": "EM SYSTEMS CO.,LTD."
   },
   "sector": {
    "read_by": "JPX listed-issuers workbook (data_e.xlsx, English) (33-sector classification)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx",
    "state": "sourced",
    "value": "5250 Information & Communication"
   },
   "security_type": {
    "read_by": "JPX listed-issuers workbook (data_e.xlsx, English)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx",
    "state": "sourced",
    "value": "Corporate"
   },
   "segment": {
    "market": "JP",
    "state": "not_on_record"
   },
   "ticker": {
    "read_by": "JPX listed-issuers workbook (data_e.xlsx, English)",
    "read_date": "2026-11-06",
    "read_date_basis": "the record version as_of",
    "source": "https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx",
    "state": "sourced",
    "value": "4820"
   },
   "website": {
    "market": "JP",
    "state": "not_on_record"
   }
  },
  "licensed": {
   "columns": [
    "licensor",
    "entitlement",
    "title",
    "date",
    "source"
   ],
   "rows": [],
   "rule": "A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded."
  },
  "lifecycle": {
   "delisting": {
    "market": "JP",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "domicile_change": {
    "market": "JP",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "listing": {
    "market": "JP",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "name_change": {
    "market": "JP",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   },
   "segment_move": {
    "market": "JP",
    "reason": "no lifecycle type map for this register yet (SHELF-01: us and ca first)",
    "state": "not_on_record"
   }
  },
  "market": "JP",
  "node": "jp-cm-kg",
  "numbers_hash": "sha256:0be0baba86dddaabed05f9bce4e8180bc17e89cc0d00917928c9e811a78f71c7",
  "open_research": {
   "read_date": "2026-11-12",
   "rows": [],
   "state": "none_found"
  },
  "orderability": {
   "chapter_as_of": "2026-11-04",
   "client_categories": [
    "Qualified Institutional Investors"
   ],
   "outcomes": {
    "Qualified Institutional Investors": {
     "determinable": false,
     "reason": "the rule states a product scope and the subject's record carries no instrument class to place within it",
     "signal": null
    }
   },
   "read": {
    "basis": "one live read per instrument class, halt state and client category on this market; this issuer's group",
    "chapter": "https://mcp.jp-cm-kg.ai/book/aio.json",
    "door": "https://mcp.jp-cm-kg.ai/mcp",
    "tool": "get_orderability"
   },
   "rule_version": "acm-68000/jp/suitability-principle-fiea-article-40/r1",
   "section": "jp.aio.v6"
  },
  "record": {
   "as_of": "2026-11-06",
   "url": "https://mcp.jp-cm-kg.ai/record/TSE-PRIME/4820",
   "version": 1
  },
  "schema": "research-numbers v0.1 (USR-01, 2026-11-11)",
  "status": {
   "read_date": "2026-11-08",
   "source": "https://www.jpx.co.jp/markets/equities/suspended/index.html",
   "value": "listed, not halted"
  }
 },
 "numbers_hash": "sha256:0be0baba86dddaabed05f9bce4e8180bc17e89cc0d00917928c9e811a78f71c7",
 "path": "/jp/TSE-PRIME/4820",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is EM SYSTEMS CO.,LTD., listed on the Prime Market under ticker 4820. Its ISIN is JP3130200003 and its LEI is 529900A0W2NTNPGSMM57. The security type is Corporate, the segment is not on the record, the sector is 5250 Information & Communication, and the jurisdiction is Japan (EDINET domestic filer). The issuer is listed and not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 7 filings in the twelve months to 2026-11-06, across 4 filing days. Of these, 2 are ad hoc, 3 are regulatory filings and 2 are results. The median gap between filing days is 67 days. The latest filing is dated 2026-10-16, is of type ad hoc, and was made 21 days before the record date. The Prime Market median is 29.0 days of cadence gap, 10 filings and 70.0 days of latency across 1557 issuers. The sector median is 38 days of cadence gap, 8.0 filings and 85.0 days of latency across 644 issuers.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is 桜橋監査法人. Its location is not on the record. Auditor changes are not on the record, as this register has no lifecycle type map yet.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "Listing, delisting, name change, domicile change and segment move are not on the record, as this register has no lifecycle type map yet. The issuer is listed and not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "For the client category Qualified Institutional Investors, the outcome is not determinable. 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.",
   "title": "Orderability"
  },
  {
   "id": "coverage",
   "text": "No research houses were found on the issuer's investor-relations pages.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found on the record.",
   "title": "Open research"
  },
  {
   "id": "licensed",
   "text": "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.",
   "title": "Licensed"
  },
  {
   "id": "depth",
   "text": "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.",
   "title": "As-of depth"
  },
  {
   "id": "sources",
   "text": "9 source pages are named on this page; every value above carries its own source page and read date in the numbers.",
   "title": "Sources"
  }
 ],
 "sources": [
  {
   "for": "identity.exchange",
   "source": "https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx"
  },
  {
   "for": "identity.isin",
   "source": "https://mapping.gleif.org/api/v2/isin-lei/latest"
  },
  {
   "for": "identity.jurisdiction",
   "source": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip"
  },
  {
   "for": "identity.lei",
   "source": "https://mapping.gleif.org/api/v2/isin-lei/latest/download"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.jp-cm-kg.ai/events/TSE-PRIME/4820"
  },
  {
   "for": "the halt flag",
   "source": "https://www.jpx.co.jp/markets/equities/suspended/index.html"
  },
  {
   "for": "the auditor",
   "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XUIK"
  },
  {
   "for": "the orderability chapter",
   "source": "https://mcp.jp-cm-kg.ai/book/aio.json"
  },
  {
   "for": "the record",
   "source": "https://mcp.jp-cm-kg.ai/record/TSE-PRIME/4820"
  }
 ],
 "title": "EM SYSTEMS CO.,LTD. (4820) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}