{
 "as_of": "2026-11-06",
 "cmr": "jp-cm-kg/TSE-STANDARD/3121",
 "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# MBK Co.,Ltd. (Standard Market: 3121) — research page\n\nAs of 2026-11-06 · jp-cm-kg · record version 1\n\n## Identity and listing\n\nThe issuer is MBK Co.,Ltd., listed on the Standard Market under ticker 3121. The ISIN is not on the record and the LEI is not on the record; the record holds no GLEIF registration. The security type is Corporate. The segment is not on the record. The sector is 9050 Services. The jurisdiction is Japan (EDINET domestic filer). The issuer is listed and not halted.\n\n## The disclosure read\n\nThe record holds 31 filings across 21 filing days in the window 2025-11-06 to 2026-11-06. The median gap between filing days is 7.0 days. The latest filing is dated 2026-10-15, 22 days before the record date of 2026-11-06, and is of type corporate_news. The filings by type are: ad hoc 2, corporate news 14, prospectus 6, regulatory filing 7, results 2. On the Standard Market the median cadence gap is 67.5 days, the median filings count is 7 and the median latency is 107 days across 1559 issuers. In the sector 9050 Services the median cadence gap is 44.5 days, the median filings count is 8 and the median latency is 84 days across 579 issuers. The issuer's cadence gap of 7.0 days is below both medians, its filing count of 31 is above both, and its latency of 22 days is below both.\n\n## Auditor\n\nThe auditor of record is フロンティア監査法人. The auditor's location is not on the record. Auditor changes are not on the record, as the market's record does not carry them.\n\n## Events and halts\n\nListing, delisting, name change, domicile change and segment move are not on the record, as the index carries no lifecycle type map for this register. The halt flag is not set: the issuer is listed and not halted.\n\n## Orderability\n\nThe client category Qualified Institutional Investors has no determinable outcome: the rule states a product scope and the subject's record carries no instrument class to place within it. The signal is null. 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 page as read. The count is 0.\n\n## Open research\n\nNo openly published research notes were found. The count is 0.\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. The issuer has no sealed years on the record. 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\n7 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://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip (identity.jurisdiction)\n- https://mcp.jp-cm-kg.ai/events/TSE-STANDARD/3121 (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?S100XHQ8 (the auditor)\n- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)\n- https://mcp.jp-cm-kg.ai/record/TSE-STANDARD/3121 (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?S100XHQ8",
    "state": "sourced",
    "value": "フロンティア監査法人"
   },
   "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-STANDARD/3121",
  "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": 1559,
     "median_cadence_gap_days": 67.5,
     "median_filings": 7,
     "median_latency_days": 107,
     "name": "Standard Market"
    },
    "sector": {
     "issuers": 579,
     "median_cadence_gap_days": 44.5,
     "median_filings": 8,
     "median_latency_days": 84,
     "name": "9050 Services"
    }
   },
   "by_type": {
    "ad_hoc": 2,
    "corporate_news": 14,
    "prospectus": 6,
    "regulatory_filing": 7,
    "results": 2
   },
   "cadence_median_gap_days": 7,
   "filing_days": 21,
   "filings": 31,
   "latency_days": 22,
   "latest": [
    {
     "category": "自己株券買付状況報告書 (share buy-back status report)",
     "date": "2026-10-15",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100Z7S8",
     "title": "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）",
     "type": "corporate_news"
    },
    {
     "category": "自己株券買付状況報告書 (share buy-back status report)",
     "date": "2026-08-17",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YVRR",
     "title": "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）",
     "type": "corporate_news"
    },
    {
     "category": "自己株券買付状況報告書 (share buy-back status report)",
     "date": "2026-07-15",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YQRG",
     "title": "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）",
     "type": "corporate_news"
    },
    {
     "category": "040",
     "date": "2026-06-29",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YMR0",
     "title": "訂正有価証券届出書（組込方式）",
     "type": "prospectus"
    },
    {
     "category": "040",
     "date": "2026-06-25",
     "source": "https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100YKIV",
     "title": "訂正有価証券届出書（組込方式）",
     "type": "prospectus"
    }
   ],
   "latest_filing_date": "2026-10-15",
   "read": "the node's event lines (list_events_since), as get_filings serves them",
   "source": "https://mcp.jp-cm-kg.ai/events/TSE-STANDARD/3121",
   "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": "Standard Market"
   },
   "isin": {
    "market": "JP",
    "reason": "no LEI, so no GLEIF ISIN route",
    "state": "not_on_record"
   },
   "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": {
    "market": "JP",
    "reason": "no GLEIF record registered as 0100-01-101599 (RA000412)",
    "state": "not_on_record"
   },
   "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": "MBK 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": "9050 Services"
   },
   "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": "3121"
   },
   "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:e67c849d9f84d2c7c202a6900d3e2a8a766c513903fd2a15662580092cffb2a6",
  "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-STANDARD/3121",
   "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:e67c849d9f84d2c7c202a6900d3e2a8a766c513903fd2a15662580092cffb2a6",
 "path": "/jp/TSE-STANDARD/3121",
 "schema": "research-page v0.1 (USR-02, 2026-11-11)",
 "sections": [
  {
   "id": "identity",
   "text": "The issuer is MBK Co.,Ltd., listed on the Standard Market under ticker 3121. The ISIN is not on the record and the LEI is not on the record; the record holds no GLEIF registration. The security type is Corporate. The segment is not on the record. The sector is 9050 Services. The jurisdiction is Japan (EDINET domestic filer). The issuer is listed and not halted.",
   "title": "Identity and listing"
  },
  {
   "id": "disclosure",
   "text": "The record holds 31 filings across 21 filing days in the window 2025-11-06 to 2026-11-06. The median gap between filing days is 7.0 days. The latest filing is dated 2026-10-15, 22 days before the record date of 2026-11-06, and is of type corporate_news. The filings by type are: ad hoc 2, corporate news 14, prospectus 6, regulatory filing 7, results 2. On the Standard Market the median cadence gap is 67.5 days, the median filings count is 7 and the median latency is 107 days across 1559 issuers. In the sector 9050 Services the median cadence gap is 44.5 days, the median filings count is 8 and the median latency is 84 days across 579 issuers. The issuer's cadence gap of 7.0 days is below both medians, its filing count of 31 is above both, and its latency of 22 days is below both.",
   "title": "The disclosure read"
  },
  {
   "id": "auditor",
   "text": "The auditor of record is フロンティア監査法人. The auditor's location is not on the record. Auditor changes are not on the record, as the market's record does not carry them.",
   "title": "Auditor"
  },
  {
   "id": "events",
   "text": "Listing, delisting, name change, domicile change and segment move are not on the record, as the index carries no lifecycle type map for this register. The halt flag is not set: the issuer is listed and not halted.",
   "title": "Events and halts"
  },
  {
   "id": "orderability",
   "text": "The client category Qualified Institutional Investors has no determinable outcome: the rule states a product scope and the subject's record carries no instrument class to place within it. The signal is null. 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 page as read. The count is 0.",
   "title": "Coverage"
  },
  {
   "id": "open_research",
   "text": "No openly published research notes were found. The count is 0.",
   "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. The issuer has no sealed years on the record. 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": "7 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.jurisdiction",
   "source": "https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip"
  },
  {
   "for": "the disclosure lines",
   "source": "https://mcp.jp-cm-kg.ai/events/TSE-STANDARD/3121"
  },
  {
   "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?S100XHQ8"
  },
  {
   "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-STANDARD/3121"
  }
 ],
 "title": "MBK Co.,Ltd. (3121) — research page",
 "writer": {
  "by": "Claude through the platform account, Haiku class; one pass; checked against the numbers",
  "engine": "claude-haiku-5-5"
 }
}