Waru: Hataraku no ga Kakkowarui nante Dare ga Itta? (2022).
A fan-made edit or a video that uses the Arashi song as a background track.
This term, which translates to "Endless Sky," is the title of a famous song by the Japanese boy band Arashi . While it is a common title in Japanese media, it was not the main theme song for the 2022 Waru series (the theme song for that series was "Rokutousei" by J-JUN with XIA). The inclusion of "Hatenai Sora" in the file name might indicate: An incorrect file label.
Netflix or Viki (Check local availability for international streaming rights). Waru: glass ceiling crushers that don't alienate the males