【アイデアを形に】「気になる子の気持ちカルタ」を作りたい

https://app.rakuten.co.jp/services/api/IchibaItem/Search/20220601?applicationId=b81babe0dea9170ecdaf3c019d8709b6&affiliateId=0433111a.0d75cb85.0433111b.a7f1907e&keyword=%E3%80%90%E3%82%A2%E3%82%A4%E3%83%87%E3%82%A2%E3%82%92%E5%BD%A2%E3%81%AB%E3%80%91%E3%80%8C%E6%B0%97%E3%81%AB%E3%81%AA%E3%82%8B%E5%AD%90%E3%81%AE%E6%B0%97%E6%8C%81%E3%81%A1%E3%82%AB%E3%83%AB%E3%82%BF%E3%80%8D%E3%82%92%E4%BD%9C%E3%82%8A%E3%81%9F%E3%81%84&format=json&formatVersion=2&hits=5&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
)