{"product_id":"9784580822580","title":"数学の自由研究第2回作品コンクール優秀作品集 中・高校生向 数・計算編","description":"数学の自由研究第2回作品コンクール優秀作品集 中・高校生向 数・計算編","brand":"文研出版","offers":[{"title":"Default Title","offer_id":48473512476976,"sku":"","price":2750.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784580822580","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}