Now, I am laearning emotion.
Emotion is that writing face marks when I would expressing my feeling.

Emotion knowledge is availabel from this following url:
メール英会話ヒント集［顔文字編］Vol.1　世界の”顔文字”大全集！ - ［すぐに使える日常英語］All About

I use a little emotions.

I am very happy!　:-)
That's amazing! =)

Oh! it will take time to get used to.

Best 5 is a popular emoticons via above site.

1. ;) ウインク
2. =) びっくり！
3. :D ハハハハハ
4. :) ニコニコ
5. :P 舌をベー！舌をペロッ！

How about use emotions when you would write a jornal and comments.