https://app.rakuten.co.jp/services/api/IchibaItem/Search/20220601?applicationId=b81babe0dea9170ecdaf3c019d8709b6&affiliateId=0433111a.0d75cb85.0433111b.a7f1907e&keyword=baseyard+tokyo%28%E3%83%99%E3%83%BC%E3%82%B9%E3%83%A4%E3%83%BC%E3%83%89+%E3%83%88%E3%83%BC%E3%82%AD%E3%83%A7%E3%83%BC%29+%E3%83%AC%E3%83%87%E3%82%A3%E3%83%BC%E3%82%B9+%E3%80%90%E9%AD%94%E5%85%A5%E3%82%8A%E3%81%BE%E3%81%97%E3%81%9F%EF%BC%81%E5%85%A5%E9%96%93%E3%81%8F%E3%82%93%E3%80%91%E3%82%AF%E3%83%AA%E3%82%A2%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB+%E3%83%91%E3%83%BC%E3%83%97%E3%83%AB&format=json&formatVersion=2&hits=10&page=1&sort=standard

URL_rss=XMLを見てみる。

stdClass Object
(
    [GenreInformation] => Array
        (
        )

    [Items] => Array
        (
        )

    [TagInformation] => Array
        (
        )

    [carrier] => 0
    [count] => 0
    [first] => 0
    [hits] => 0
    [last] => 0
    [page] => 1
    [pageCount] => 0
)