The date is a pun:
Kochiya → ko(→go; 5) chi(→ichi; 1) ya(8)Recently, I have been showing up a lot in rather risqué attires, haven't I?I wonder if this may be a pollutant in the eyes of our believers...No, it's not like I really mind it, but...
In Pixiv, the tag "Sanaboobs" has 17 000 posts, making it the proud grand winner of Touhou's boob tags! ("Mikotits" is the runner-up)
It's customary in Pixiv to make tags for specific characters being depicted with large breasts.
