Hi, sir.
Glad to come across your proposal.
I am a native Japanese speaker, who have studied abroad for several years.
Though I don t want to sound conceited or boastful, on the strength of my professional achievements and extensive learning , I can confidently assure you that I am equal to your current task to be done.
Now I am all set to get down to business.
The lowest price , but nevertheless the premier service.
I would like to give you my word of honor that your task will sure be completed at the highest level under my hand.
Looking forward to your reply.
Yours Kindly.
PS.I can work for you during Japanese office hours.