io.github.atushi1841/japan-offmall-market-mcp

Japan OffMall Used Goods Market — Hard Off Official Scraper

Scrape used goods prices from OffMall (オフモール), the official online store of Hard Off (ハードオフ) — Japan's largest reuse chain with 800+ participating stores nationwide.

One dataset covering Japan's biggest second-hand ecosystem: cameras, watches, musical instruments, luxury brands, smartphones, game consoles, audio gear, and more.

Why this is useful

• 800+ stores in one place — OffMall aggregates listings from Hard Off stores across Japan (毎日更新)
• One-item-only used goods — every listing is a unique physical item with a condition rank (S/A/B/C)
• Total market scan — search by keyword or scan entire categories (13 categories)
• Cross-shop arbitrage — compare OffMall prices against Kitamura/Fujiya/Jackroad via the Japan Market family of actors

Input

Field	Type	Default	Description
searchKeyword	string	iPhone	Keyword to search (e.g. iPhone, ロレックス, ニンテンドー)
category	select	``	Category to scan when keyword is empty (カメラ/時計/楽器/ブランド品 等13種)
maxItems	integer	100	Max items to collect
maxPages	integer	2	Max pages per source (30 items/page)

Output fields

Field	Description
productId	Product ID
title	Product title
brand	Brand (e.g. APPLE, Canon, Rolex)
modelCode	Model code (e.g. MWLX2J/A)
price	Price in JPY
rank	Condition rank (S/A/B/C)
imageUrl	Product image URL
productUrl	Product page URL
shop	OffMall
source	offmall
category	Category label
scrapedAt	Scrape timestamp

Output sample

{
  "productId": "6426181",
  "title": "iPhone 11",
  "brand": "APPLE",
  "modelCode": "MWLX2J/A",
  "price": 27500,
  "rank": "B",
  "imageUrl": "https://p1-d9ebd2ee.imageflux.jp/c!/w=231,h=182,a=0,u=0,q=75/201328/2026_08_10_18_26_49.jpg",
  "productUrl": "https://netmall.hardoff.co.jp/product/6426181/",
  "shop": "OffMall",
  "source": "offmall",
  "category": "検索:iPhone",
  "scrapedAt": "2026-08-10T10:10:00Z"
}

Pricing

Pay per event — $0.00005/run + $0.002/item.

Data source notes

• OffMall (netmall.hardoff.co.jp): official Hard Off online store, 800+ participating stores
• Server-side rendered search pages, robots.txt allows crawling (only /api/, /users/, /statics/ etc. disallowed)
• Only factual product information (name, price, brand, condition rank) is collected

MCP Server & Registry

This scraper is also available as an MCP server for AI agents:

• MCP Registry: io.github.atushi1841/japan-offmall-market-mcp
• Apify Store: https://apify.com/fruitful_quintessence/japan-offmall-market-scraper
• Gumroad: https://atushi5.gumroad.com/l/kutuxe

Install via MCP: add to your MCP config:

{"mcpServers": {"japan-offmall-market-mcp": {"command": "python3", "args": ["src/stdio_main.py"]}}}

Smithery

Install via Smithery:

npx @smithery/cli install japan-offmall-market-mcp --client claude