[日本語から英語への翻訳依頼] 私は貴方にレンズ代金（発送料を含む）、返品送料、関税分、全てをお支払いいたします。 しかし関税と返品送料の証明書のコピーを返品アイテムに同封してください。

Original text

私は貴方にレンズ代金（発送料を含む）、返品送料、関税分、全てをお支払いいたします。
しかし関税と返品送料の証明書のコピーを返品アイテムに同封してください。

翻訳 / 英語

I will pay everything including the lens (shipping including), returning shipping, and tariffs. However, please a photocopy of receipts proving the tariffs and return shipping fee with the return item.

翻訳 / 英語

I am going to reimburse the entire amount including the price of lens (including shipping charge), return shipping charge, customs’ taxes and duties. However, I would like to request you to enclose the proof of payment for the customs’ fee and the return shipping charge together with return.

翻訳 / 英語

I will refund all of it: the lens (including the shipping), the return postage, import tax.
However, please send a copy of the proof of import tax and return postage along with the item.