Address

Base

Look up Japanese (JP) address candidates for a 7-digit postal code (郵便番号), backed by the official Japan Post KEN_ALL dataset. One postal code can map to several towns; all candidates are returned with kana readings. Use for address autofill and postal-code validation.

Window	Trust	Uptime	Success	p50	p95	Price	Data
Last hour	—	100%	—	—	—	$0.001	Low
Last 24h	—	100%	—	—	—	$0.001	Low
Last 7 days	—	100%	—	—	—	$0.001	Low

Endpoint	Uptime	Latency	Price / call
GET`/normalize` Normalize a Japanese (JP) address into clean prefecture / city / town / chome-banchi components. Fixes fullwidth/halfwidth digits, old-form kanji, and chome-banchi notation variants, and resolves the 7-digit postal code. Returns a 0-1 confidence score so agents can flag low-quality input. Use to deduplicate, validate, or canonicalize addresses before storage or comparison.	—	—	$0.001
GET`/postal-code/{zip}` Look up Japanese (JP) address candidates for a 7-digit postal code (郵便番号), backed by the official Japan Post KEN_ALL dataset. One postal code can map to several towns; all candidates are returned with kana readings. Use for address autofill and postal-code validation.	—	—	$0.001

Address

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