[日本語から英語への翻訳依頼] 4/6に追送分の商品が届きましたが、1個しか入っていませんでした。 あと1個足りないので、早急に送ってください。 もし在庫がなければ、1個分返金をお願いします。

Original text

4/6に追送分の商品が届きましたが、1個しか入っていませんでした。
あと1個足りないので、早急に送ってください。
もし在庫がなければ、1個分返金をお願いします。

翻訳 / 英語

The additionally sent order arrived on April 6 but there was only 1 piece inside.
There's still 1 missing so please send it right away.
If in case there are no stocks please refund that 1 piece.

翻訳 / 英語

#1 I got received the extra product on April 6th , but it was only one. we need one more, please send us as soon as possible. If you do not have that, Could you please refund one fee.

翻訳 / 英語

I have received the additional items on April 6, but there was only one item.
As the another one is needed, please send it immediately.
If there is out of stock, please pay back about one unit.

翻訳 / 英語

On the 4/6 the additional articles arrived but only 1 came in.
There is one missing so please send it quickly.
If there isn't stock, please repay the price of the one missing.