小島旅行： 跳進瀨戶內的藝術風景 (二手書交易資訊)

[{"sale_price":595,"disc":132,"prod_count":2,"sale_month":"201807","avg_price":297,"avg_disc":66},{"sale_price":248,"disc":"55","prod_count":1,"sale_month":"201809","avg_price":248,"avg_disc":55},{"sale_price":503,"disc":112,"prod_count":2,"sale_month":"201810","avg_price":251,"avg_disc":56}]