It's probably a set of park-living yukkuri -- same faceless ones yelling at her earlier (get it, mukyu, myon)
Uwaaaaaa!
Don't throw stones!
Reimu is pitiful!
You should be gentleeee!From a girl with no one to rely on, lots of despair, it's a girl driven away.Mukyu!
Keep the moldy manjuu away!Shut up no ze!
Mold is contagious no ze!