及び

および

and, as well as

JLPT N1

Character Breakdown

Usage and Nuance

The conjunction 及び (および) is a formal and written equivalent of "and" or "as well as." It is commonly used in official documents, business contexts, and formal writing to connect nouns or noun phrases. Unlike the casual と (to), 及び carries a more formal tone and is rarely used in everyday conversation.

Common Collocations

  • 名詞及び名詞 (noun 及び noun): Connects two nouns in a formal way.
  • 及び〜に関して (and regarding ~): Used to link topics or subjects in formal statements.

Register and Politeness

This word is typically found in written Japanese, such as contracts, reports, and announcements. It is polite and formal but not used in casual speech.

Learner Tips

A common mistake is to use 及び in casual conversation where と would be more natural. Remember to reserve 及び for formal writing or speech. Also, 及び connects nouns or noun phrases, not verbs or clauses.

Understanding 及び helps learners recognize formal written Japanese and use appropriate conjunctions depending on context.

Example Sentences

かいぎはごぜんじゅうじおよびごごにじにおこなわれます。

The meeting will be held at 10 a.m. and 2 p.m.

このしょうひんはにほんおよびかいがいではんばいされています。

This product is sold in Japan as well as overseas.

しゃいんおよびそのかぞくのけんこうをまもるためのプログラムです。

This is a program to protect the health of employees and their families.