Tenki no Ko sold more than 1.1 million tickets, grossing 1.6 billion yen (about US$15.22 million) in its first three days in more than 350 theaters. The film ranked #1 in its opening weekend and is currently the #7 highest-earning domestic film of all time in Japan and the highest-grossing film in Japan in 2019. Tenki no Ko is also Japan's submission for the Best International Feature Film category at the 92nd Academy Awards—the first anime that Japan has submitted in the category since Mononoke Hime in 1998. It won the prize for Animation of the Year award at the 43rd annual Japan Academy Prize ceremony. It also won the Social Impact Award on the 23rd Japan Media Arts Festival.