What does 理由 mean?
理由 is a Japanese noun meaning “reason” in English. It is written as 理由 in kanji, りゆう in hiragana, and riyuu in romaji. This word is part of JLPT N4 vocabulary.
Example sentences
遅れた理由を教えてください。
Please tell me why you were late.
日本語を勉強する理由は何ですか。
What's your reason for studying Japanese?