# Japan Postal Code (zipcloud) API

> Japan Postal Code (zipcloud) API on Apizie: 1 endpoint (Lookup) returned as clean JSON through one API key. 1 endpoint is live now. Call it over REST at https://zieapi.vercel.app/v1/places:japan-postcode/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.

- Project key: `places:japan-postcode`
- Category: Places
- Status: live
- Source: https://zipcloud.ibsnet.co.jp/doc/api
- Page: https://zieapi.vercel.app/api/places/japan-postcode
- OpenAPI: https://zieapi.vercel.app/api/places/japan-postcode/openapi.json

Addresses for Japanese postal codes.

## Endpoints

### Lookup
`GET https://zieapi.vercel.app/v1/places:japan-postcode/lookup`

| Parameter | Type | Required | Description |
|---|---|---|---|
| zipcode | string | yes |  |

## Example
```
curl "https://zieapi.vercel.app/v1/places:japan-postcode/lookup" \
  -H "x-api-key: $APIZIE_KEY"
```

## FAQ

### How do I call the Japan Postal Code (zipcloud) API?
Create a free Apizie key, then send GET https://zieapi.vercel.app/v1/places:japan-postcode/lookup with the header x-api-key. Every endpoint returns { project, data, timestamp }.

### Is the Japan Postal Code (zipcloud) API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card.

### Can AI agents use the Japan Postal Code (zipcloud) API?
Yes. Add the Apizie MCP server (https://zieapi.vercel.app/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key places:japan-postcode.

### What is the status of the Japan Postal Code (zipcloud) API?
Live: works with just an Apizie key