the spacious interior of something with a narrow opening

Japan

(obsolete) The hentaigana syllable that is used to represent mu in old Japanese text.

(obsolete) The hentaigana syllable that is used to represent ru in old Japanese text.

large front gate

a surname

(sumo) ozeki, literally 'great barrier', the second-highest rank in sumo-wrestling, above sekiwake and below yokozuna / a person holding the rank

country

(archaic) dim, faint / (archaic) moderate / (archaic) mediocre, ordinary / (archaic) 大: large, big; roomy, loose

a crowd, a large number of people