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妊娠可能期間を推定する
規則的な周期を前提に、推定排卵日と妊娠可能期間を調べます。
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アカウント不要推定は端末内で行われ、健康データはアップロードされません。任意の分析・広告には個別の同意とプライバシー説明が適用されます。機密性の高い個人情報は入力しないでください。
Assumes ovulation 14 days before the next period; the window includes the five preceding days and estimated ovulation day. Actual timing varies, even with regular cycles. Do not use this estimate to prevent pregnancy or confirm fertility.
- Estimated ovulation (YYYY-MM-DD)
- 2026-10-15
- Estimated fertile window
- 2026-10-10 to 2026-10-15
- Estimated next period
- 2026-10-29
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