{
 "as_of": "2026-11-06",
 "cmr": "jp-cm-kg/TSE-PRIME/1802",
 "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# OBAYASHI CORPORATION (Prime Market: 1802) — research page\n\nAs of 2026-11-06 · jp-cm-kg · record version 1\n\n## Identity and listing\n\nOBAYASHI CORPORATION is listed on the Prime Market with ticker 1802, ISIN JP3190000004 and LEI 529900YT4O5S0LCXWD54. Its security type is Corporate and its sector is 2050 Construction. Its jurisdiction is Japan (EDINET domestic filer), and its segment is not on the record. Its listing status is listed, not halted.\n\n## The disclosure read\n\nThe record holds 22 filings across 13 filing days in the twelve months to 2026-11-06. The filings are 8 ad hoc, 6 prospectus, 3 corporate news, 3 regulatory filing and 2 results. The median gap between filing days is 19.0 days. The latest filing is a prospectus dated 2026-11-04, 2 days before the record date. The Prime Market median is 10 filings, a median cadence gap of 29.0 days and a median latency of 70.0 days. The 2050 Construction sector median is 7.5 filings, a median cadence gap of 40.0 days and a median latency of 106 days.\n\n## Auditor\n\nThe auditor of record is EY新日本有限責任監査法人東京事務所. The auditor's location is not on the record. Auditor changes are not on the record.\n\n## Events and halts\n\nThe record does not carry listing, delisting, name change, domicile change or segment move events for this issuer. The halt flag is listed, not halted.\n\n## Orderability\n\nFor the Qualified Institutional Investors client category under rule acm-68000/jp/suitability-principle-fiea-article-40/r1, 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 chapter is as of 2026-11-04.\n\n## Coverage\n\nThe issuer's investor-relations page names 9 research houses: BofA Securities Japan Co., Ltd, CITIC Securities Japan Co., Ltd., Daiwa Securities Co. Ltd., JPMorgan Securities Japan Co., Ltd., Mizuho Securities Co., Ltd., Morgan Stanley MUFG Securities Co., Ltd., Nomura Securities Co., Ltd., SMBC Nikko Securities Inc. and Tokai Tokyo Intelligence Laboratory Co., Ltd.\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, and the live record began on a date not on the record.\n\n## Sources\n\n10 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/1802 (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?S100YITC (the auditor)\n- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html (coverage)\n- https://mcp.jp-cm-kg.ai/record/TSE-PRIME/1802 (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?S100YITC",
    "state": "sourced",
    "value": "EY新日本有限責任監査法人東京事務所"
   },
   "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/1802",
  "coverage": {
   "count": 9,
   "houses": [
    {
     "analyst": "Takumi Kasai",
     "house": "BofA Securities Japan Co., Ltd",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Masahiro Mochizuki",
     "house": "CITIC Securities Japan Co., Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Hideaki Teraoka",
     "house": "Daiwa Securities Co. Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Yugo Hamakawa",
     "house": "JPMorgan Securities Japan Co., Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Yoshihiro Nakagawa",
     "house": "Mizuho Securities Co., Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Ryo Yagi",
     "house": "Morgan Stanley MUFG Securities Co., Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Sho Sakabe",
     "house": "Nomura Securities Co., Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Hiroki Kawashima",
     "house": "SMBC Nikko Securities Inc.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    },
    {
     "analyst": "Hideaki Kuribara",
     "house": "Tokai Tokyo Intelligence Laboratory Co., Ltd.",
     "read_by": "issuer IR page, fetched by this rail; each house name read on the page",
     "read_date": "2026-11-12",
     "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "state": "sourced"
    }
   ],
   "pages_checked": [
    {
     "page": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html",
     "result": "read: 9 of 18 named houses found on the page"
    }
   ],
   "read_by": "Perplexity sonar (search) · page read by this rail",
   "read_date": "2026-11-12",
   "since": "not stated on the page read",
   "state": "found"
  },
  "disclosure": {
   "against": {
    "exchange": {
     "issuers": 1557,
     "median_cadence_gap_days": 29,
     "median_filings": 10,
     "median_latency_days": 70,
     "name": "Prime Market"
    },
    "sector": {
     "issuers": 156,
     "median_cadence_gap_days": 40,
     "median_filings": 7.5,
     "median_latency_days": 106,
     "name": "2050 Construction"
    }
   },
   "by_type": {
    "ad_hoc": 8,
    "corporate_news": 3,
    "prospectus": 6,
    "regulatory_filing": 3,
    "results": 2
   },
   "cadence_median_gap_days": 19,
   "filing_days": 13,
   "filings": 22,
   "latency_days": 2,
   "latest": [
    {
     "category": "090",
     "date": "2026-11-04",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100ZBI9",
     "title": "訂正発行登録書",
     "type": "prospectus"
    },
    {
     "category": "臨時報告書 (extraordinary report)",
     "date": "2026-11-02",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100ZB29",
     "title": "臨時報告書",
     "type": "ad_hoc"
    },
    {
     "category": "090",
     "date": "2026-10-23",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100Z9PN",
     "title": "訂正発行登録書",
     "type": "prospectus"
    },
    {
     "category": "臨時報告書 (extraordinary report)",
     "date": "2026-10-23",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100Z9EI",
     "title": "臨時報告書",
     "type": "ad_hoc"
    },
    {
     "category": "臨時報告書 (extraordinary report)",
     "date": "2026-10-23",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100Z9DJ",
     "title": "臨時報告書",
     "type": "ad_hoc"
    }
   ],
   "latest_filing_date": "2026-11-04",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.jp-cm-kg.ai/events/TSE-PRIME/1802",
   "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": "JP3190000004"
   },
   "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 JP3190000004)",
    "state": "sourced",
    "value": "529900YT4O5S0LCXWD54"
   },
   "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": "OBAYASHI CORPORATION"
   },
   "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": "2050 Construction"
   },
   "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": "1802"
   },
   "website": {
    "market": "JP",
    "state": "not_on_record"
   }
  },
  "licensed": {
   "columns": [
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    "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": "sha256:8e16d2599fd8c84da6bc45466c1ba8d56f364dda639c228255038cb238e722e6",
  "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/1802",
   "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": "sha256:8e16d2599fd8c84da6bc45466c1ba8d56f364dda639c228255038cb238e722e6",
 "path": "/jp/TSE-PRIME/1802",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "OBAYASHI CORPORATION is listed on the Prime Market with ticker 1802, ISIN JP3190000004 and LEI 529900YT4O5S0LCXWD54. Its security type is Corporate and its sector is 2050 Construction. Its jurisdiction is Japan (EDINET domestic filer), and its segment is not on the record. Its listing status is listed, not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 22 filings across 13 filing days in the twelve months to 2026-11-06. The filings are 8 ad hoc, 6 prospectus, 3 corporate news, 3 regulatory filing and 2 results. The median gap between filing days is 19.0 days. The latest filing is a prospectus dated 2026-11-04, 2 days before the record date. The Prime Market median is 10 filings, a median cadence gap of 29.0 days and a median latency of 70.0 days. The 2050 Construction sector median is 7.5 filings, a median cadence gap of 40.0 days and a median latency of 106 days.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is EY新日本有限責任監査法人東京事務所. The auditor's location is not on the record. Auditor changes are not on the record.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "The record does not carry listing, delisting, name change, domicile change or segment move events for this issuer. The halt flag is listed, not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "For the Qualified Institutional Investors client category under rule acm-68000/jp/suitability-principle-fiea-article-40/r1, 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 chapter is as of 2026-11-04.",
   "title": "Orderability"
  },
  {
   "id": "coverage",
   "text": "The issuer's investor-relations page names 9 research houses: BofA Securities Japan Co., Ltd, CITIC Securities Japan Co., Ltd., Daiwa Securities Co. Ltd., JPMorgan Securities Japan Co., Ltd., Mizuho Securities Co., Ltd., Morgan Stanley MUFG Securities Co., Ltd., Nomura Securities Co., Ltd., SMBC Nikko Securities Inc. and Tokai Tokyo Intelligence Laboratory Co., Ltd.",
   "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, and the live record began on a date not on the record.",
   "title": "As-of depth"
  },
  {
   "id": "sources",
   "text": "10 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/1802"
  },
  {
   "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?S100YITC"
  },
  {
   "for": "the orderability chapter",
   "source": "https://mcp.jp-cm-kg.ai/book/aio.json"
  },
  {
   "for": "coverage",
   "source": "https://ir.obayashi.co.jp/en/ir/stock/analyst-coverage.html"
  },
  {
   "for": "the record",
   "source": "https://mcp.jp-cm-kg.ai/record/TSE-PRIME/1802"
  }
 ],
 "title": "OBAYASHI CORPORATION (1802) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}