rakuten-mcp
Rakuten API integration for product search, hotel and travel booking, and recipe lookup across Japan's largest e-commerce platform.
rakuten-mcp
Model Context Protocol server for the Rakuten Web Service API. Covers Rakuten Ichiba (marketplace), Rakuten Books, and Rakuten Travel.
Install
npm install -g rakuten-mcp
Or run on demand with npx rakuten-mcp.
Configuration
- Register at Rakuten Web Service.
- Create an application to get an Application ID and Access Key.
| Variable | Required | Description |
|---|---|---|
RAKUTEN_APP_ID | yes | Application ID |
RAKUTEN_ACCESS_KEY | yes | Access Key |
Claude Desktop
Edit claude_desktop_config.json:
{
"mcpServers": {
"rakuten": {
"command": "npx",
"args": ["-y", "rakuten-mcp"],
"env": {
"RAKUTEN_APP_ID": "your-app-id",
"RAKUTEN_ACCESS_KEY": "your-access-key"
}
}
}
}
Claude Code
claude mcp add rakuten -e RAKUTEN_APP_ID=... -e RAKUTEN_ACCESS_KEY=... -- npx -y rakuten-mcp
Cursor
Add to ~/.cursor/mcp.json with the same shape as Claude Desktop.
Tools
| Tool | Description |
|---|---|
search_products | Full-text product search with price filters, sorting, and pagination. |
get_genre_ranking | Bestseller rankings, overall or by category. |
search_genres | Browse the product category hierarchy. |
search_books | Search Rakuten Books by title, author, or ISBN. |
search_travel | Search hotels on Rakuten Travel by keyword. |
search_travel_vacancy | Search available rooms with date, price, and location filters. |
get_product_reviews | Read product reviews with rating and date sorting. |
Prompts
| Prompt | Description |
|---|---|
search_products | Search for products with optional price filters. |
compare_products | Compare products sorted by reviews or price. |
category_bestsellers | Bestseller ranking for a category. |
product_reviews | Summarize reviews for a product. |
find_hotel | Find hotels available on specific dates. |
budget_hotel | Find hotels within a budget. |
find_book | Search for a book by title, author, or ISBN. |
books_by_author | Find all books by an author. |
Resources
| Resource | URI | Description |
|---|---|---|
| Supported Genres | rakuten://genres | Top-level Rakuten Ichiba product categories. |
Example queries
Find wireless earphones under ¥10,000 with good reviews.
楽天で1万円以下のワイヤレスイヤホンを探して。
What are the top sellers on Rakuten right now?
楽天の今の売れ筋ランキングを見せて。
Search for hotels in Kyoto on Rakuten Travel.
楽天トラベルで京都のホテルを探して。
Find available rooms near Tokyo Station for April 15-17 under ¥15,000.
東京駅近くで4月15〜17日、1万5千円以下の空室を探して。
Find books by Haruki Murakami on Rakuten Books.
村上春樹の本を楽天ブックスで探して。
Safety
All tools in this server are read-only searches against the Rakuten Web Service API. No tool creates, modifies, or deletes any resource. Rakuten's terms of use and rate limits still apply. Products and reviews returned by the API may be promotional; treat results as suggestions, not endorsements, and verify prices and availability on the Rakuten site before acting on them.
Disclaimer
This is an unofficial, community-built MCP server. Not affiliated with, endorsed by, or sponsored by Rakuten Group, Inc. Rakuten, Rakuten Ichiba, Rakuten Books, and Rakuten Travel are trademarks of Rakuten Group, Inc. Use at your own risk. The author accepts no liability for issues arising from misuse, prompt injection, or bugs.
License
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