Japan National Holidays
Jan 01 New Year's Day (Gantan)
Jan 13 Coming of Age Day (Seijin-no-hi) *
Feb 11 National Foundation Day (Kenkoku-kinen-no-hi)
Mar 20 Vernal Equinox Day (Shunbun-no-hi) (Movable)
Apr 29 Greenery Day (Midori-no-hi)
May 03 Constitution Memorial Day (Kenpou-kinen-bi)
May 04 (Adjoining Holiday between the two Holidays)
May 05 Children's Day (Kodomo-no-hi)
Jul 21 Marine Day (Umi-no-hi)
Sep 15 Respect for the Aged Day (Keirou-no-hi)
Sep 23 Autumnal Equinox Day (Shuubun-no-hi)
Oct 14 Health and Sports Day (Taiiku-no-hi) *
Nov 03 National Culture Day (Bunka-no-hi)
Nov 23 Labor Thanksgiving Day (Kinrou-kansha-no-hi)
Dec 23 Emperor's Birthday (Tennou-tanjyou-bi)
Source: Embassy of Japan in Thailand