Shirabe
お 互い に
English jmdict
1
adverb (fukushi) polite (teineigo) language mutually;with each other;reciprocally;together;both
See also:
John and Mary loved each other.
Other forms
Common Noun Noun
English jmdict
1
noun (common) (futsuumeishi)nouns which may take the genitive case particle 'no' each other;one another
See also:
Marriage can be a wonderful thing if two people understand each other.