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Playground demo key · api.reefapi.com
post/mercari/v1/product/detail1 credit

One Mercari Japan listing in full, by id or url: title, description, the price as a number in JPY, sale status, the condition grade with Mercari's own wording for it, the named category path, brand, colours, hashtags, the full photo gallery, the shipping terms (who pays, the method, the prefecture it ships from and the seller's stated handling days), the like and comment counts, and the SELLER - name, profile url, how many items they have listed, and their rating with the good/normal/bad breakdown behind it. Mercari Shops products are accepted too and return the smaller set of fields Mercari publishes for them, with everything else null.

Working example
Parameters
request preview
curl -X POST https://api.reefapi.com/mercari/v1/product/detail \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"item_id":"m36530816878"}'

Hit Send to run this endpoint live.

Playground · ReefAPI