[Translation from Japanese to English ] Thank you for your message. I am sorry for having caused you a lot of inconv...

Original text

ご連絡ありがとうございます。
色々ご不便おかけして申し訳ありません。
そして、私は今回ご指摘があった不具合は把握しておりませんでした。
動作確認しましたが、異常は見られませんでした。
そんな事を隠して販売などしません。

そして、一部返金のご提案ありがとうございます。
€100の返金でお納め頂けませんか？
こちらで確認したら＄20-30で修理が出来るようです。
こちらの不備もあったのでご検討頂ければ嬉しく思います。
次回何か欲しい商品があればお安くご提供します。
ご検討ください。

Translation / English

Thank you for your message.
I am sorry for having caused you a lot of inconvenience.
And, I have not realized the defect which you pointed out this time.
I tested the behavior by myself, but I could not reproduce the issue.
I never sell the item without announcing such serious issue.

Also, thank you for your proposal about partial refund.
Can you please accept refund for €100?
As far as I investigated, it would cost $20 to $30 to repair it.
As I am also responsible for it, I would appreciate your consideration.
Next time you are going to buy something you need, I will offer discount for you.
I appreciate your reviewing and consideration.

Translation / English

Thanks for your contact.
I'm sorry to cause you many inconveniences.
Also, I was not aware of failure you pointed out this time.
I checked operation, but found no failure.
I did not sell hiding such thing.

Also, thank for your proposal for partial refund.
Will you agree to refund of €100?
As I checked here, it looks like repair cost is $20-30.
It was my mistake as well, so I appreciate your kind consideration on this.
If there is something you'd like to buy next time, I'll offer you reasonable price.
Thank you in advance for your kind consideration.

Translation / English

Thank you for contacting me.
I am sorry for causing many inconveniences.
I was not aware of the bug you have pointed out this time.
I have checked whether it works, and found no abnormality.
I will not sell products hiding such a thing.

Thank you for offering me a partial refund.
Could you give me a refund of €100_
It seems it can be repaired for $20-30 here when I checked the price.
I would be glad if you could give it a consideration, as I had some unpreparedness, too.
If you have products you would like, I will offer that with a discount next time.
Please give it a consideration.

Translation / English

Thank you for contacting me.
I apologize to have caused you an inconvenience in a variety of respects.
I have not been familiar with the defect you indicated this time.
I checked how it works, but did not find a problem.
I do not sell by keeping it secret.

Thank you for suggesting partial refund.
Would you be satisfied with refund at 100 pounds?
I checked and found that we can repair at 20 to 30 dollars.
As it is my mistake, would you consider it?
I will sell the item at lower price next time if you need some item.
I appreciate your consideration.

Translation / English

Thank you for your contact.
I apologize for the inconvenience.
Furthermore, I did not know of the error pointed out this time.
I have checked the process but could not see anything unusual.
I will never hide the error and sell it.

I would like to show you the procedure for refund.
Will you accept a refund of €100?
We have confirmed and estimate the fixing fee will be about $20 - 30.
Because of our lack of preparation so I would appreciate your consideration.
We will give your a discount if you want to buy any other product next time.
Please give it your consideration.