因果応報（いんがおうほう）: What Goes Around Comes Around

Greetings! I’ll be starting a new regular series featuring Japanese four-character idioms — also known as 四字熟語（よじじゅくご・yojijukugo).

To kick this off, let’s start with 因果応報, which means that good or bad actions eventually bring corresponding results. In simple English, it’s close to “what goes around comes around,” “you reap what you sow,” or “karma.”

The word breaks down nicely:

因果（いんが） means “cause and effect.”
応報（おうほう） means “retribution,” “reward,” or “receiving a result in return.”

So, 因果応報 is the idea that your actions aren’t isolated. They create consequences, and sooner or later, those consequences come back to you. It can be used in a moral or religious sense, but in everyday Japanese, it often has a more casual “well, that’s what happens” feeling.

For example, imagine someone constantly lies to their friends and then ends up with no one trusting them. You might say:

彼が誰からも信じてもらえないのは、因果応報だ。
かれが だれからも しんじてもらえないのは、いんがおうほうだ。
“It’s his own fault that no one believes him anymore.”

It can also be used positively, though the negative use is far more common. If someone works hard, treats others well, and eventually succeeds, that can also be 因果応報： good causes leading to good results.

毎日努力してきた彼女が成功したのは、まさに因果応報だ。
まいにち どりょくしてきた かのじょが せいこうしたのは、まさに いんがおうほうだ。
“Her success is a perfect example of getting back what you put in.”

(I’m getting a little liberal with these translations here, but you get the idea.)

One thing to be careful about though, is that 因果応報 can sound judgmental, especially when used about someone’s misfortune. As in English, saying “that’s what you get!” after something bad happens to a person is obviously going to come across as cold or smug, even if it’s technically true. It’s best used when the connection between action and consequence is clear, and when someone truly receives their just desserts, like a villain finally getting caught after years of being, well, villainy.

In essence, 因果応報 reminds us that actions have consequences. Be nice, be honest, and hopefully the universe will pay you in kind (assuming someone out there is actually keeping score).