I think japanese language is the most beautiful and respectful language and learning this language will be a good skill for a person.Learning this language is as difficult as it looks and good morning comes in beginning while learning this languge in japanese good morning is 'ohayou goziamasu' and there are many other words which comes in beggining like hajimemashite means 'please to meet you' and many more other sentences and words.
Also Read :- How to say good morning in french ?