What does 明かす mean?
明かす is a Japanese verb meaning “to reveal; to stay up” in English. It can also be translated as “to reveal, to prove” depending on context. It is written as 明かす in kanji, あかす in hiragana, and akasu in romaji. This word is part of JLPT N1 vocabulary.
Example sentences
彼は寝ずに一夜を明かした。
He sat up all night.
これは秘密です。他人に明かさないでください。
This is a secret. Keep it to yourself.