what

(Internet slang) dirty room

at-home clothes

an adult son residing with his parents; generally has not yet or can not come into family inheritance / a female servant working in a daimyō, ōoku, or other high-ranking house

room rent

まっかん蟹: coconut crab

Alternative form of まっす (nidan verb)

(Classical Japanese, archaic, humble) to do; expresses humbleness / (Classical Japanese, archaic, polite) expresses politeness toward and distance from the listener

brand-new; untouched; unused

抹香: powder incense / 真っ向: direct opposition