a calendar is a very cool idea but i'm not sure if a thread is good for it since most people will check it out only when it's bumped.
heyuri has a cool calendar https://[link-ommited][link-ommited]/ and it's based on this japanese script https://[link-ommited][link-ommited]/

Deleted by Verniy from >>>/b/15207 Post No. 15215 from thread 15207