| Akan | Nkyimemene |
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| Armenian | 15 Mehekani 1475 |
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| Aztec | Etzalcualiztli 1, 9 Ātl |
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| Babylonian | 11 Tebetu, 2336 SE |
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| Balinese pawukon | Menga, Kajeng, Sri, Pon, Urukung, Saniscara of Matal, Sri, Dadi, Manusa |
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| Bengali | 17 Magh, BS 1432 |
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| Chinese | Yin Wood Snake・Willow Mansion 13 Làyuè, Yǐsìnián (Dahan, 4 days until Lichun) |
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| Common Era | 31 January 2026 CE |
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| Coptic | 23 Tobi, AM 1742 |
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| Egyptian | 20 Payni, 2774 NE |
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| Ethiopian | 23 Ṭer, 2018 Amätä Məhrät |
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| French Republican | Décade II, Duodi de Pluviôse de l'Année 234 de la République |
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| Gregorian | 31 January, AD 2026 |
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| Hebrew | 13 Shevat, AM 5786 |
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| Hindu | Punarvasu・Viṣkambha Solar: 18 Māgha, 1947 SE Lunisolar: Trayodaśī, Śukla pakṣa of Māgha, 2082 VE Siddhārthin・5126 KY・1,872,606 |
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| Icelandic | Laugardagur, 9 Þorri 2025 |
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| Islamic | 12 Sha'aban, AH 1447 (using tabular method) |
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| ISO week date | 2026-W05-6 |
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| Japanese | 13 Shiwasu, Reiwa 8 (Daikan, 4 days until Risshun) |
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| Julian | 18 January, AD 2026 (AM 7534) |
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| Julian day | 2461072 |
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| Korean | 13 Sodal, 4358 DE |
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| Maya | 13.0.13.5.9 7 Pax, 9 Muluc |
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| Roman | ante diem XV Kalendas Februarias, MMDCCLXXIX AUC |
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| Solar Hijri | 11 Bahman, SH 1404 |
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| Tibetan | 14 rgyal, shing mo sbrul 2152 or 1771 or 999 |
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