Tuesday 01 Jan New Year's Day
Wednesday 02 Jan Exchange Holiday
Thursday 03 Jan Exchange Holiday
Monday 14 Jan Coming of Age Day
Monday 11 Feb National Foundation Day
Wednesday 20 Mar Vernal Equinox Day
Monday 29 Apr Showa Day
Friday 03 May Constitution Memorial Day
Saturday 04 May Greenery Day
Sunday 05 May Children's Day
Monday 06 May Holiday
Monday 15 Jul Marine Day
Monday 16 Sep Respect for the Aged Day
Monday 23 Sep Autumnal equinox
Monday 14 Oct Health and Sports Day
Sunday 03 Nov Culture Day
Monday 04 Nov Holiday
Saturday 23 Nov Labor Thanksgiving Day
Monday 23 Dec Emperor's Birthday
Tuesday 31 Dec Exchange Holiday
Note: The market will be closed on the following national and observed holidays, and the market holidays of Jan. 2, 3, and Dec. 31.
Source: http://www.tse.or.jp/english/about/calendar.html