This paper has researched the choice of word on Japanese, discussed polite language grammar of verb in the choice of word deeply, especially the polite language grammar.

The Japanese honorific is always the difficult point for Chinese learners.

When communicate with each other,Japanese not only attach much importance to their appearances and behaviors,but also attach more importance to the way of expression-that is how to use the honorific.

This article introduced the relationship of Korean families, social ideology of organizations, Confucianism through analyzing part of sayings and polite expressions.

The honorific word is important in hospitality Japanese teaching.

In this field of what are their separate characteristics and how to translate honorific words , it is necessary for this thesis to choose it as the subject of study owing to the defects in the research that focus on Chinese honorific syst.

Honorific language should be used in Japanese for tourism, and tourist guides should provide services with honorific language.

In Japanese, the use of "oru" (? ? as a courtesy expression seems confusing, causing many instances of misuse.

Through their study of the courtesy expressions in both Chinese and Japanese languages, the authors reveal the benefits of this study in college Japanese language teaching.