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未来を計画する。

妊娠しやすい時期を追跡するための最も正確なツール。

生理不順ですか？こちらをお試しください →

なぜ排卵日計算機を使うのですか？

Understanding your menstrual cycle is the first step toward conception. Our tool estimates your fertile window—the days when you are most likely to get pregnant. By tracking your cycle, you can identify your exact ovulation day and increase your chances of success.

仕組み

The calculator uses the Standard Days Method. It takes the first day of your last period and your average cycle length to project your biological rhythm. For most women, ovulation occurs about 14 days before the next period starts.

より明確に。