Dictionary/都内とないTonai都内 (Tonai) is a Japanese noun meaning “within the (Tokyo) metropolitan area”.Meaningsnoun, adjectival nounwithin the (Tokyo) metropolitan areaKanji in 都内都metropolis内insideRelated words内inside内within ...区内in a ward内科internal medicine内容contents都capital (esp. Kyoto, Japan's former capital)京都Kyoto (city, prefecture)案内guidance内緒secrecyその内before very long嘗てonceこの内among these