place of origin, birthplace (of civilization etc.)

a settlement, a concession, a place of residence for foreigners / a reservation (tract of land), as for Native Americans

elementary arithmetic / same as above

garrison, military base, post

hole dug in the ground, cellar

the Earth's core; centre of the Earth

enemy or rival territory

Short for 地上デジタルテレビ放送 (chijō dejitaru terebi hōsō).

(of writing) the non-conversational descriptive text

a promise / an appointment or social engagement (the meeting itself) / a convention; something that is conventional / something that is preordained