General use for a short, interesting story or a memorable incident, often personal.
He told me an amusing episode from his trip.
In music, a passage that is not part of the main theme, often used in fugues or rondo forms.
このフーガのエピソードは特に技巧的だ。
The episode in this fugue is particularly intricate.
I heard an anecdote about his student days.
The program shares an interesting anecdote every episode.
Many anecdotes about that warlord have survived.