A

Agentic Jp · Postal Code

by Agentic Jp

GETBaseSolanaPolygon

$0.001

per call · USD Coin on 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.

Endpoint

GET https://address.agentic-jp.com/postal-code/:zip

16

Calls / 30d

1

Unique payers / 30d

Sep 10

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://address.agentic-jp.com/postal-code/:zip", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://address.agentic-jp.com/postal-code/:zip" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "candidates": [
    {
      "city": "千代田区",
      "kana": "ナガタチョウ",
      "prefecture": "東京都",
      "town": "永田町"
    }
  ],
  "postal_code": "100-0014"
}

Payment details

Pay to0x38c9f689274e2fc3ae360744ef88ce212077a584
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase, Solana, Polygon
Schemesexact

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