heaven and earth; the universe
Literary or poetic term for the entirety of creation, often used in elevated contexts. Not an everyday word; more common in classical or formal writing.
The divine decree of the eternal universe is told in Japanese mythology.
eternal as heaven and earth; everlasting
Compound of 天 (heaven) and 壌 (earth/soil). The exact historical derivation is uncertain, but the word is used in classical and literary Japanese to refer to the cosmos.