往おう復ふく書しょ簡かんMeaningsNoun1. (written) correspondenceKanji used往go (with the intention to come back)復return to normal書write簡simpleComposed of往おう復ふくmaking a round trip; going and returning; coming and going; round-trip ticket; return ticket; correspondence; exchanging (of letters); keeping company (with); socializing; visiting each otherNoun書しょ簡かんletter; note; epistle; correspondenceNoun