First of gensoukoumuten's published doujins relating to the Postman universe.

Gensokyo Post Office: (pool #958)
At the Moriya Shrine: (pool #1144)
The Kasha at that Time: (pool #2548)
1: "The Wind Charmer Shrine Maiden" (pool #2754)
2: "Girl of the Dusk" (pool #2202)
3: "The Unmoving Great Library" (pool #2837)
4: "Tiny, Tiny Daiyousei" (pool #3066)
5: "The Half-Ghost Half-Human Gardener" (pool #3934)
6: "The Fantasy Girls' Tea Setting Part 1" (pool #7809)
7: "Alice and the City of Puppeteers" (pool #5523)
8: "The Fantasy Girls' Tea Setting Part 2" (pool #5863)
9: "The Fantasy Girls' Tea Setting Part 3" (pool #6708)
10~14: "Hatate's Step" (pool #6942)
15~: "The Book of Satori" (pool #9844)

All pools by Gensou Koumuten