📅日付・時間
年齢計算機
Calculate your exact age from your date of birth to today — or to any specific date. Get results in years, months, days, hours, and minutes instantly.
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How it works
This 年齢計算機 runs entirely in your browser — no data is sent to any server. Simply fill in the fields above and the result updates instantly. You can copy the output with the copy button provided.
Frequently Asked Questions
年齢の計算方法は？
生年月日と今日の日付の差を年・月・日単位で計算します。うるう年にも対応しています。