I think it must have something to do with the fact that the Japanese use special words and styles to show respect for an older person or a person at a higher position than themselves.
我觉得这肯定和日本人的语言习惯有关，他们用特别的词汇和风格来向年长或地位比他们高的人表达尊敬。
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Contents: Snacks Japanese, Southeast Asian and Continental styles, featured cocktails, Philippine band performance on the spot.