How to say "correspondence" in Japanese

• 対応たいおうJLPT N1approx.Common
  noun, suru verb, intransitive verbCorrespondence in the sense of a matching relation between two sets of things, as in a one-to-one correspondence; it concerns equivalence between things, not letters or messages.
  その日本語にほんごに対応たいおうする英語えいごはない。↗

  That Japanese word has no equivalent in English.
• 通信つうしんJLPT N3approx.Common
  noun, suru verb, transitive verb, intransitive verbCorrespondence in the sense of communication or transmission — getting information across a distance, as in telecommunications; it is not the word for an exchange of letters between people.
  彼かれは、無電むでんで通信つうしんを送おくった。↗

  He sent a message by wireless.
• 一致いっちJLPT N3approx.Common
  noun, suru verb, intransitive verbCorrespondence as agreement between facts, figures, or statements — when two accounts match and are consistent with each other; it is about contents coinciding, not about people corresponding.
  凶器きょうきに残のこされた指紋しもんは容疑者ようぎしゃのものと一致いっちする。↗

  The fingerprints left on the weapon correspond with the suspect's.
• 音信おんしんCommon
  nounCorrespondence as news or tidings from a person — whether you have heard from them and how they are; it names the word received rather than the practice of exchanging letters.
• 文通ぶんつうCommon
  noun, suru verb, intransitive verbCorrespondence as the exchange of letters with someone — writing back and forth by mail, as with a pen pal; when this is what you mean by corresponding, it is the word to use.
  私には文通ぶんつうする友人ゆうじんがいる。↗

  I have a friend I correspond with.

Use 対応 for a matching relation or equivalence between things, 一致 for agreement between facts or figures, 通信 for communication or transmission over a distance, 文通 for exchanging letters, and 音信 for news or word from someone.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 対応たいおうcorrespondence (to)
• 通信つうしんcorrespondence
• 一致いっちagreement
• 音信おんしんcorrespondence
• 文通ぶんつうcorrespondence
• 交信こうしんtelecommunications
• 符合ふごうagreement
• 連絡れんらくcontacting
• 便りたよりnews
• 書簡しょかんletter
• 手札しゅさつhandwritten letter
• コレスポンデンスcorrespondence
• コレポンcorrespondence
• 照応しょうおうcorrespondence
• 来札らいさつcorrespondence
• 対当たいとうopposition
• メール交換メールこうかんexchange of letters
• 貴信きしんletter, etc. from another party
• 往復書簡おうふくしょかん(written) correspondence
• 状じょうletter
• 往復おうふくcorrespondence
• 見合いみあいcorrespondence
• 簡かんletter
• 往来おうらいcorrespondence