{"product_id":"book-9784058023891","title":"川島隆太教授の速攻!暗算脳ドリル : 大人の脳筋トレ : 99×99まで速答! \/ Kawashima Ryuuta Kyouju No Sokkou ! Anzan Nou Doriru Otona No Nou Suji Tore    99 X 99 Made Sokutou !","description":"\u003cp\u003e\u003cstrong\u003e著者:\u003c\/strong\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e出版社:\u003c\/strong\u003e Gakken\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eISBN-13:\u003c\/strong\u003e 9784058023891 \u003cstrong\u003eISBN-10:\u003c\/strong\u003e 4058023899\u003c\/p\u003e\u003cp\u003e発売日: 202412\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Gakken","offers":[{"title":"Default Title","offer_id":55144932704535,"sku":"9784058023891","price":2856.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1027\/0910\/0823\/files\/9784058023891_1_2.jpg?v=1792322033","url":"https:\/\/ninjapanbooks.com\/products\/book-9784058023891","provider":"NINJAPAN BOOKSTORE","version":"1.0","type":"link"}