what kind of person

what number (in an order), whatth, how manyth

when

when

at any time

(offensive, Internet slang) Alternative form of 子供部屋おじさん

(offensive, Internet slang) a man whose age is greater than about thirty or forty who lives in one's child room and with one's parent(s).

single room

double room

(mahjong) a 役満 (yakuman, “limit”) hand consisting of four concealed triplets