Touhou Holidays

January 9th: Iku's day
Febuary 3rd: Setsubun, thus Yuugi.
Febuary 10th: Futo's day
Febuary 18th: Mamizou's day (Futatsu[2]i[1]wa[8])
March 3rd: Hina Matsuri, thus Hina's day.
March 5th: Miko's day
March 6th: Continuation of Miko's day.
March 7th: Sanae's day.
March 10th: Satori's day.
April 6th: Youmu's day.
April 23th: Shizusa (a Touhou kid)'s day.
April 28th: Shizuha's day.
May 14th: Koishi's day.
May 15th: Meiling's day (Mei = May, Ling/Rin = Phosphorus = 15th element.)
June 3rd: Murasa's day.
June 4th: Wriggle's day. (Mu = 6, shi = 4, Wriggle = insect = Mushi)
June 9th: Patchouli's day (Mu = 6, kyuu = 9)
June 11th: National umbrella day, thus Kogasa.
June 24th: Anniversary of the first UFO sighting, thus Nue.
July 4th: Flandre's day. (Technically April 95th.)
July 6th: Namusan (Byakuren)'s day.
July 7th: Sonanoka (Rumia)'s day. This is also Tanabata.
July 16th: Seven-colored puppeteer (Alice)'s day. (Seven colors = Nana(7) i(1)ro(6)
July 20th: Nazrin's day.
August 3rd: Kanako's day. (Ya(8)sa(3)ka("day")
August 5th: Eirin's day .("Yagokoro" sounds like "Around 8-3" in japanese.)
August 9th: Hakurei's day
August 12th: Lunasa's day (technically June 73th)
September 6th: Suwako's day
September 6th: AyaSana's day (Technically August 37th. The picture is of Yuriko, a result of that pairing.)
September 8th: Kaguya's day (gu(9)ya(8))
September 9th: Cirno and the Idiots' day, thus Utsuho as well.
Tuesday, October 2nd 2012: Fuuka's day (Only the 2nd day of the month which is also a Tuesday works.)
October 4th: Tenshi's day.
October 9th: Tengu (Aya, Momiji and Hatate)'s day.
October 10th: Chen's day. ("Chen Chen" is an approximation of "Ten Ten")
October 25th: Tojiko's day.
November 11th: Onbashira/Pocky day.
November 24th: Good gardener(Youmu)'s day.
December 9th: Sealing Club's day.