---
id: "prefecture"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["geo"]
country: ["JP"]
langs: ["ja"]
quality: 30
url: "http://registry.apicrafter.io/datatype/prefecture"
---

# Japanese prefecture by known name (`prefecture`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Japanese prefecture by known name identifier

- Parent datatype: `admin_area_1`
- Personal data (PII): no
- Categories: Geographic identifiers (geo)
- Countries: Japan (JP)
- Languages: Japanese (ja)
- Classification: identifier
- Patterns: `jp_prefecture_code`

## Mappings

- fta: `STATE_PROVINCE.PREFECTURE_NAME_JA`
- schema_org: `addressRegion`

## Metacrafter rules

1 rules: 1 match the field name, 0 match values.

- `jpprefectureknown` (field, `jp/jp_geo.yaml`)

## Supported by tools

- `fta`
- `metacrafter`

## Quality

Score 30/100. Missing: longer description, regexp, examples, negative example, source link, translation.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/prefecture.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/JP/geo/prefecture.yaml>