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rakuten-mcp

rakuten-mcp MCP server

MCP server for Rakuten Web Service APIs.

Search Japan's largest e-commerce marketplace, plus Rakuten Books and Rakuten Travel. Seven tools, three services, one install.

Install

npx rakuten-mcp

Or install globally:

npm install -g rakuten-mcp

Setup

  1. Register at Rakuten Web Service (free)

  2. Create an application to get an Application ID and Access Key

Claude Desktop

Add to your 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 -- npx -y rakuten-mcp

Then set your environment variables:

export RAKUTEN_APP_ID="your-app-id"
export RAKUTEN_ACCESS_KEY="your-access-key"

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 product category hierarchy

search_books

Search Rakuten Books by title, author, ISBN

search_travel

Search hotels on Rakuten Travel by keyword

search_travel_vacancy

Search available hotel rooms with date/price/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

Get bestseller ranking for a category

product_reviews

Read and summarize reviews for a product

find_hotel

Find available hotels for 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

License

MIT

Install Server
A
security – no known vulnerabilities
A
license - permissive license
A
quality - A tier

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