A [[number pun]] based on a particular date.

November is notorious for having a lot of these because "11" resembles イイ (good/great). For example, November 29th is "[[good meat day]]" (ii niku no hi) because two (ni) and nine (ku) sounds like meat (niku).

h4. See also

* [[Angel Day]] (Oct. 4)
* [[Bunny Day]] (Aug. 2 or 21)
* [[Cat Day]] (Feb. 22)
* [[Fundoshi Day]] (Feb. 14)
* [[Gardevoir Day]] (Mar. 7)
* [[Good Ass Day]] (Nov. 4)
* [[Good Breasts Day]] (Nov. 8)
* [[Good Brothers Day]] (Nov. 23)
* [[Good Kneehighs Day]] (Nov. 28)
* [[Good Meat Day]] (Nov. 29)
* [[Good Twins Day]] (Nov. 25)
* [[Honey Day]] (Aug. 3)
* [[Ii Fuufu no Hi]] (Nov. 22)
* [[Junko Day]] (Jun. 5)
* [[Koishi Day]] (May 14)
* [[Maid Day]] (May 10)
* [[Mario Day]] (Mar. 10)
* [[Masturbation Day]] (Jul. 21)
* [[Meat Day]] (Feb. 9, or 29 of any month)
* [[Miko Day]] (Mar. 5)
* [[Miku Day]] (Mar. 9)
* [[Nice Knee Socks Day]] (Feb 8th or Nov 28th)
* [[Nico Day]] (Feb. 5)
* [[Nitori Day]] (Feb. 10)
* [[Breasts Day]] (Aug. 1)
* [[Panties Day]] (Aug. 2)
* [[Pineapple Day]] (Aug. 7)
* [[Rabbit Day]] (Mar. 3)
* [[Rubber Day]] (May 6)
* [[Sagume Day]] (Mar. 9)
* [[Satori Day]] (Mar. 10)
* [[Sekibanki Day]] (Jun. 6)
* [[Stomach Day]] (Nov. 7)
* [[Strawberry Panties Day]] (Aug. 2, 2015)
* [[Succubus Day]] (Mar. 9)
* [[Wriggle Day]] (Jun. 4)
* [[Youmu Day]] (Apr. 6)