Japanese phrase
さようなら。 sa yō na ra
Meaning
Goodbye.
When to use it
A standard farewell used when parting. It sounds polite and can feel slightly formal or final, so casual speakers often choose a softer parting phrase with close friends.
Example dialogue
先生、さようなら。 sen sei sa yō na ra
Goodbye, sir.
はい、また明日。 ha i ma ta asu
See you tomorrow.