An eye for an eye, and a tooth for a tooth.
More Japanese Proverbs:
Who cares if a crow is male or female?Japanese
When ten thousand soldiers lie rotting, the general's reputation is enhanced.
Japanese
He who is desperate will squeeze oil out of a grain of sand.
Japanese
A single prayer moves heaven.
Japanese
You can see heaven through the eye of the needle.
Japanese
Children grow up, with or without parents.
Japanese