楽天API（2025-07-09）

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キャッシュない

string(22) "&isbnjan=9784393464038"

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キャッシュない

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キャッシュない

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string(392) "https://app.rakuten.co.jp/services/api/BooksTotal/Search/20170404?applicationId=1019671813508604593&affiliateId=1872c9fc.13d2e3cc.1872c9fd.509fa347&elements=affiliateUrl,artistName,author,isbn,itemPrice,jan,label,largeImageUrl,publisherName,reviewAverage,reviewCount,salesDate,title,count,first&formatVersion=2&isbnjan=9784479794653&booksGenreId=000&hits=20&page=1&outOfStockFlag=1&sort=sales"

キャッシュない