Tip:
      The suffix '-sama' (さま) or '-san' (さん) is usually added to show respect
      to the person you are calling. Try not to call someone directly by their name
      without this.
  
  
  
      Basic greetings:
    
      - おはようございます、佐久間さん - Good morning, zuǒ jiǔ jiān-san
 
      - こんにちは、佐久間さん - Hello/Good day, zuǒ jiǔ jiān-san
 
      - こんばんは、佐久間さん - Good evening, zuǒ jiǔ jiān-san