I'm not good at Japanese. I have to take the effort and time to compose. Hopefully you will never be bored and frustrated. It's embarrassing that I spent almost one hour to write the letter.
I'm not good in Japan I need to take time and effort to compose, hope you are not tired and edgy had embarrassing that I take the time to write a letter for almost 1 hour.
I don't need to be good at Japanese I am trying to use, and the time of writing I hope that you will not be bored and irritated, but it was a shame that I spent almost 1 hours to write a letter.