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Rakuten API

Rakuten API for Japan Product Search, Item Details, Reviews, and Sales Ranking

Scrappa's Rakuten API returns structured JSON from Rakuten Ichiba, the largest online marketplace in Japan. Search products by keyword or genre with price, rating and sort filters. Read item details with variants, stock, original price, discount and points, item and shop reviews, the sales ranking by genre and search suggestions. Prices are numbers in JPY. No Rakuten developer app id is needed.

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Structured JSON
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Browse endpoints Try first endpoint
5
Endpoints
45
Items per page
80
Ranking rows per page

Try it now

Make one request. Inspect structured JSON.

Use the first endpoint in this API family with a Scrappa API key. Every account includes 500 free monthly credits, so you can validate the response shape before buying credits.

Get free API key Try in Playground Open docs
Request preview
Request 
curl -X GET "https://scrappa.co/api/rakuten/search?query=マスク&min_price=500&max_price=2000&sort=review_count" \
  -H "Accept: application/json" \
  -H "X-API-KEY: YOUR_API_KEY"
JSON response 
{
  "success": true,
  "data": {
    "items": [
      {
        "id": "386567_10000118",
        "shop_code": "cicibella-sports",
        "manage_number": "msk50-5",
        "name": "不織布マスク 大容量51枚",
        "price": 398,
        "currency": "JPY",
        "rating": { "score": 4.51, "count": 168198 }
      }
    ],
    "pagination": { "page": 1, "page_size": 45, "has_next": true, "max_page": 150, "total_results": 1517471 }
  },
  "meta": { "endpoint_family": "search", "billable": true, "credits": 1 }
}

What you can build

Structured data for real applications. Here are some ideas.

Price Monitoring

Track prices, discounts and points of Rakuten items over time and compare shops.

Ranking Tracking

Follow the daily, weekly and monthly sales ranking per genre to see what sells in Japan.

Review Analysis

Read item and shop reviews with rating, variant, helpful votes and photos to learn what buyers say.

Market Entry Research

Count items, shops and price ranges per genre before you sell in Japan.

Rakuten scraper API

Rakuten API for Japan product search, reviews and ranking

The Rakuten API is built for price monitoring, ranking tracking and review analysis on Rakuten Ichiba. Every item has an id that the item and reviews endpoints accept unchanged. Prices are numbers in JPY.

Filter by genre, price range and minimum rating. Every returned item matches your filters.

Search shows up to 150 pages per search. A page beyond the end answers 422, never page 1.

Reviews have sort, star filter and photo filter. Item reviews and shop rating come in one call.

Ranking has four periods and a genre filter.

Only public data is returned. No login and no Rakuten developer app id is needed.

Choose the right Rakuten API endpoint

Use Product Search to find items

Send a keyword, a genre id, or both. Add price, rating and sort filters. Every result has an id for the next call.

Open Rakuten Search API docs

Use Item and Reviews to go deep

Send the id from a search result to read variants, stock and discount, then its reviews.

Open Rakuten Item API docs

Available endpoints

Everything you need in one API.

Related resources

Mercari API overview

Compare Rakuten prices with Mercari listings from Japan.

Scrappa vs Apify actors

See how Scrappa compares to Apify actors.

Rakuten data as JSON
Scrappa
Apify actors
Search, item, reviews and ranking in one API
Scrappa
Apify actors
One actor per task
No Rakuten app id needed
Scrappa
Apify actors
Varies by actor
Unified API key
Scrappa
Yes (350+ APIs)
Apify actors
One actor per site
Free tier
Scrappa
500 credits/month
Apify actors
Trial credits

Key features

Search by keyword or genre with price, rating and sort filters
Item details with variants, stock, original price, discount and points
Item and shop reviews with sort, star filter and photo filter
Daily, weekly, monthly and realtime sales ranking by genre
Prices as numbers in JPY, ids that every endpoint accepts unchanged
Public data only. Failed requests are never billed

Frequently asked questions

No. Scrappa is an independent service and is not affiliated with or endorsed by Rakuten. The API returns structured JSON from public Rakuten Ichiba pages through a Scrappa API key. You do not need a Rakuten developer app id.

Every Scrappa account includes 500 free credits each month. Every endpoint costs 1 credit per successful request. Empty results and failed requests are not billed.

Rakuten shows up to 150 pages of 45 items per search. A page beyond the end answers 422. Narrow the search with a genre or a price range to reach more items.

Start using the Rakuten API

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