room; space / a gap / unused time / a vacancy

to patrol (an area), to guard (a place)

阻害: obstruct / 疎外: estrange

(archaic) a bat (small flying mammal of order Chiroptera) / Short for 蝙蝠扇 (kawahori-ōgi): a paper folding fan / Short for 蝙蝠羽織 (kawahori-baori): a haori with long sleeves similar to the wings of a bat