確認

The word "kakunin" describes the process of verifying a fact, checking a state, or ensuring that two pieces of information match. It is used in a wide range of contexts, from casual daily habits to formal business transactions.

In business settings, "kakunin" is frequently used to ensure mutual understanding or to request a superior's approval. When asking someone to check something, using the honorific form "go-kakunin" (e.g., ご確認ください) is essential to maintain politeness and professionalism.

While often translated as "check" or "confirm," there is a subtle difference between "kakunin" and the loanword "chekku" (チェック). "Chekku" is often used for a quick scan or a routine inspection (like a checklist), whereas "kakunin" implies a more definitive verification to reach a conclusion or a state of certainty.

Commonly, it is used as a suru-verb (確認する) to mean "to verify" or "to confirm." It can also be used as a noun to describe the act of verification itself.