[Translation from Japanese to English ] Well noted yours. Please review my request continually. I have a question...

Original text

承知いたしました。
私のリクエストのレビューを引き続きお願いいたします。

ご質問です。書籍は15ユニットで無料となりますが、金額の場合はいくらで送料無料になりますか？
無料になる金額で設定したいと考えています。
よろしくお願いします。

Translation / English

Well noted yours.
Please review my request continually.

I have a question. As for books, it'll be free of charge by 15 units, but if referring to the amount, how much I have to send by free of charge?
I would like to fix the amount to ship by free of charge.
Thank you.

Translation / English

I understand.
Please continue my requested review.

I have a question. Although books are free of charge with 15 units, how much will the shipping cost be free?
I would like to set at the cost of free of charge.
Thank you.