jp.mercari.com
Japanese secondhand marketplace discovery, watchlist management, and transaction tracking for Mercari JP.
Targets the unofficial browser and mobile web surface behind Mercari JP, not a public API. The provider should handle discovery search, listing detail, watch/save flows, purchase preparation, explicit confirmation, and post-purchase tracking while staying honest about session handling, login friction, and anti-bot limits.
Run Mercari style discovery search across keyword and filter fields, returning listings that match price, condition, and seller quality signals.
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Search term for the item or category.
iPhone 15
Lower bound for listing price.
10000
Upper bound for listing price.
50000
Optional item condition filter such as new, used, or like_new.
used
No account auth required for this operation.
Open a Mercari listing page and extract item state, shipping terms, availability cues, and the seller profile shown on the page.
Listing identifier taken from search results or a saved item.
m123456789
Store a listing in a saved or watched collection and surface later updates or newly matching items from the same search pattern.
Listing to save or watch.
m123456789
Optional user label or collection name for the watch item.
欲しいもの
Assemble the pre-checkout purchase review state, including final item price, shipping terms, fees, and any buyer notes before confirmation.
Listing to prepare for purchase.
m123456789
Quantity to purchase when the listing allows more than one unit.
1
Optional note to show in the purchase review state.
発送は急ぎません
Submit the Mercari purchase only after the user explicitly approves the review state and return the resulting order reference.
Prepared purchase review identifier.
buy_789
Explicit user approval to submit the purchase.
true
Follow the post-purchase lifecycle for a Mercari transaction, including shipment progress, message thread state, and receipt or completion status.
Purchase transaction identifier to monitor.
tx_456
Suggested surface — propose changes in your submission if the upstream differs.
No account auth required for this operation.
Auth required for this operation.
Auth required for this operation.
Auth required for this operation.
Auth required for this operation.
