関連ワード:  is june 16th a national holiday    is june 16th a federal holiday    is june 16th a public holiday    is june 16th a public holiday in south africa    is february 16th a national holiday    is june 16th a federal holiday in usa    is june 16th a public holiday in nigeria    is the 16th june a public holiday in sa    is june 16th a legal holiday    is june 16 a federal holiday