天つ風

Etymology
Derived from.

Noun

 * 1) wind blowing from the heavens
 * 2) * 905, ' (book 17, poem 872; also ', poem 12)
 * 3) * 1205,  (book 18, poem 1723), text here
 * 1) * 1205,  (book 18, poem 1723), text here