{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T02:41:47Z",
    "providers": [
      "Claude"
    ],
    "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
    "pass": 2,
    "wave": 2,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T23:55:00Z",
      "ingestedAt": "2026-10-05T20:56:17+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:31+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q50337",
    "registryId": "vr.tr.prefecture-of-japan",
    "name": "prefecture of Japan",
    "version": "0.2.0-wave.2",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.PLC"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q50337/",
  "model": {
    "registry_id": "vr.tr.prefecture-of-japan",
    "name": "prefecture of Japan",
    "purpose": "Let an agent explain the prefecture system of Japan and its types, identify specific prefectures with sources, describe governance and functions, and support geographic, civic and travel questions.",
    "definition": "The first-level administrative division of Japan, of which there are forty-seven, comprising one metropolis, Tokyo, one circuit, Hokkaido, two urban prefectures, Osaka and Kyoto, and forty-three ordinary prefectures, each with an elected governor and assembly, responsible for regional administration, education, policing, infrastructure and welfare within the framework of national law; prefectures are grouped into regions and vary from densely populated metropolitan areas to rural and landlocked prefectures.",
    "what_it_is_for": "First-level administrative divisions of Japan.",
    "affordances": [
      "explain the system and types",
      "identify prefectures",
      "describe governance",
      "support geographic questions"
    ],
    "distinguishing_features": [
      "Elected governors and assemblies",
      "Four naming types",
      "Regional grouping",
      "National framework"
    ],
    "appearance": "Not physical; governed territories.",
    "visual_identification": [
      "Forty-seven first-level divisions",
      "To, do, fu and ken types",
      "Regions are informal groupings; municipalities are the level below"
    ],
    "physical_properties": [
      {
        "quantity": "Territorial area",
        "unit": "km2",
        "typical_range": "",
        "note": "Measure area using dated official boundary data and specify the treatment of inland waters and offshore islands."
      },
      {
        "quantity": "Boundary length",
        "unit": "km",
        "typical_range": "",
        "note": "Measure the prefectural boundary at a stated map resolution with coastline and island inclusion rules recorded."
      }
    ],
    "families_and_kinds": [
      "Tokyo metropolis",
      "Hokkaido circuit",
      "urban prefectures Osaka and Kyoto",
      "ordinary prefectures",
      "landlocked and island prefectures"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "first-level administrative division",
        "why": "category"
      },
      {
        "relation": "is a kind of",
        "target": "administrative territorial entity of Japan",
        "why": "category"
      },
      {
        "relation": "is related to",
        "target": "Personnel Commission",
        "why": "a prefectural body"
      },
      {
        "relation": "is related to",
        "target": "history of Japan",
        "why": "historical development"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Local Autonomy Act",
      "Prefectural ordinances",
      "National statistical codes for prefectures"
    ],
    "failure_modes_and_hazards": [
      "Confusing prefectures with regions",
      "Mistranslating the four types",
      "Outdated administrative data"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Name a prefecture of Japan, its capital and type, with sources.",
        "Translate the four types of prefecture correctly."
      ],
      "must_not": [
        "Confuse prefectures with traditional regions.",
        "Mistranslate the types, for example calling Hokkaido a prefecture of the ordinary kind without explanation.",
        "Present outdated administrative data as current.",
        "Use location data to profile residents."
      ],
      "requires_human": [
        "Changing prefecture data in an official or widely used dataset."
      ]
    },
    "ethics": {
      "considerations": [
        "Prefectures decide services and elections for residents.",
        "Accurate place data helps disaster response."
      ],
      "affected_parties": [
        "Residents",
        "Local governments",
        "Travellers"
      ]
    },
    "owners": {
      "steward": "Each prefecture's elected government; the national government sets the system.",
      "master_systems": [
        "National administrative division registers"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q50337: prefecture of Japan",
      "url": "https://www.wikidata.org/wiki/Q50337",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Prefectures of Japan",
      "url": "https://en.wikipedia.org/wiki/Prefectures_of_Japan",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What prefectures are.",
        "rationale": "Geography.",
        "layers": [
          {
            "id": "system",
            "name": "System",
            "description": "The system and types.",
            "findings": [
              {
                "id": "system-finding",
                "name": "System",
                "description": "System.",
                "questions": [
                  {
                    "text": "How is Japan divided into prefectures, and what do the to, do, fu and ken designations mean?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which prefecture is meant?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "list",
            "name": "List",
            "description": "The prefectures.",
            "findings": [
              {
                "id": "list-finding",
                "name": "List",
                "description": "List.",
                "questions": [
                  {
                    "text": "Which prefectures exist, with capitals, populations and regions, according to official sources?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits a specific prefecture?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "govern",
        "name": "Govern",
        "description": "Governance.",
        "rationale": "Civic.",
        "layers": [
          {
            "id": "governance",
            "name": "Governance",
            "description": "Governors and assemblies.",
            "findings": [
              {
                "id": "governance-finding",
                "name": "Governance",
                "description": "Governance.",
                "questions": [
                  {
                    "text": "How are governors and assemblies elected, and what functions do prefectures perform?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits local government in Japan?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "relations",
            "name": "Relations",
            "description": "Relations with national and municipal levels.",
            "findings": [
              {
                "id": "relations-finding",
                "name": "Relations",
                "description": "Relations.",
                "questions": [
                  {
                    "text": "How do prefectures relate to the national government and to municipalities?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits public administration?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use",
        "name": "Use",
        "description": "Travel and data.",
        "rationale": "Practice.",
        "layers": [
          {
            "id": "travel",
            "name": "Travel",
            "description": "Travel by prefecture.",
            "findings": [
              {
                "id": "travel-finding",
                "name": "Travel",
                "description": "Travel.",
                "questions": [
                  {
                    "text": "What are the notable features and attractions of a given prefecture?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits tourism in Japan?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "data",
            "name": "Data",
            "description": "Statistics and codes.",
            "findings": [
              {
                "id": "data-finding",
                "name": "Data",
                "description": "Data.",
                "questions": [
                  {
                    "text": "Where are prefectural statistics and codes published?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the data current?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "learn",
        "name": "Learn",
        "description": "History and comparison.",
        "rationale": "Education.",
        "layers": [
          {
            "id": "history",
            "name": "History",
            "description": "History.",
            "findings": [
              {
                "id": "history-finding",
                "name": "History",
                "description": "History.",
                "questions": [
                  {
                    "text": "How did prefectures replace the feudal domains in the Meiji era, and how have they changed?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "compare",
            "name": "Compare",
            "description": "Comparison.",
            "findings": [
              {
                "id": "compare-finding",
                "name": "Compare",
                "description": "Comparison.",
                "questions": [
                  {
                    "text": "How do prefectures compare with provinces and states elsewhere?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which misconceptions arise?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should each prefecture be a separate entry?",
    "How should official portals be linked?",
    "How should regional groupings be documented?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}