If you remember the beginning of MoF, Sanae bolted into the Hakurei Shrine and ordered it closed to make way for the Moriya Shrine. Of course Reimu never liked the idea, and so she dragged Marisa along and bolted right into Youkai Mountain (notwithstanding their good friend and news reporter Aya) to remind the Moriya denizens that they aren't the only powerful beings in Gensokyo.
mean it won't be upload on danbooru though, anyone have the information about the latter part (vol 3) of this?
Vol.1A head-on battle!People of Gensokyo
30 peopleAn awful lot of deities
Eight Million
In Japanese, it is said that there are 八百万の神 ("eight million deities"), implying infinite numbers.