date_pun
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).
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)
* Shujuu no Hi (Apr. 10)
* Stomach Day (Nov. 7)
* Strawberry Panties Day (Aug. 2, 2015)
* Succubus Day (Mar. 9)
* Wriggle Day (Jun. 4)
* Youmu Day (Apr. 6)
Aliases: none