I think it just went crazy and is imagining that this is sakura petals. Don't know Japanese, though, only guessing.
But while able to understand, it is not possible to accept the situation.This is the park's sand box.Realizing what's in front of the eye is not the home.
Marisa papa and reimu mama are no where around.
In their place is just sand.Silently, maricha understood the reality of "being thrown away".Myamya?Pyapya?No way... that'sh a lie nanoje...