Önwa mbu 15
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Àtụ:Calendar/Sun1stMonthStartTus
Önwa mbu 15 bu ubochi nke 15th (iri na ise) na onwa ana kpo January ma na afo nile. Na Gregorian calender, anyi nwere agugu ubochi 350 (351 na afo nke ana-kpo leap-year) du mgbe afo na agwu.