Regarding the white-robed shinki: same as before, although there is an available mission to further investigate them, if you're interested.

The mysterious door remains impassable and closed. A hidden camera nearby would pick up the fact that light comes through the crack under the door when the sun is up, and it is dark from dusk until dawn; however, the door never opens and a camera would pick up no further sounds at any time of the day or night.