Check 2013 Public Holidays, Stock Market Holidays and Bank Holidays in Japan. Check dates and day of the holidays in Japan like New Year’s Day, Coming of age day, National Foundation day, Vernal Equiniox day, Showa day, Constitution Memorial Day, Greenery day, Children’s Day, Marine Day, Respect for the aged Day, Autumnal Equiniox day, Health and Sports Day, Culture Day, Labour Thanksgiving Day, The Emperor’s Birthday.