空の青さを知る人よ
2019 Japanese anime film directed by Tatsuyuki Nagai, the director of the anime [i][[ano_hi_mita_hana_no_namae_wo_bokutachi_wa_mada_shiranai.|Anohana]][/i].

Localized in the west under the title [i]Her Blue Sky[/i].
sora no aosa o shiru hito yo