2-1 See you around!/So long!（米）/Cheerio!（英）
またあとでね
2-2 Our paths seem to cross lately, don’t they?
このところよくお会いしますね
2-3 Hello! Fancy meeting you here!
あらここで会うなんて偶然ですね
2-4 I’m sorry. I mistook you for a friend of mine.
失礼しました。友人と人違いしましたので
2-5 Cheers!
乾杯
→ May I propose a toast for the promotion of the cultural exchange between our two countries.
→ A toast to our friendship!
2-6 I hope you’ll get well soon.
早くよくなってくださいね
2-7 Take care of yourself./ Look after yourself.
気をつけてね
2-8 I hope you have a nice trip.
どうぞ、よりご旅行を
2-9 We enjoyed your company.
おいでくださいましてどうも
＝ We enjoyed having you over.
＝ I am so glad you came.
2-10 Take care on the way home.
お気をつけて、お帰りください。