nigai keiken
1. bitter experience
Expression
#53560
1. bitter experience
1. bitter
1. Board of Audit
1. experience
1. experienced person; person who has had a particular experience
1. amount of experience; experience level
2. experience point; exp
1. experienced; well-versed
1. If it's bitter; When it's bitter
1. Not bitter.; Not hardship.
1. Wasn't bitter.; Wasn't unpleasant.