Two brothers vow to become astronauts as kids. After younger brother Hibito joins NASA, older brother Mutta applies to go to space with JAXA. Hiroaki Hirata, Kenn, Miyuki Sawashiro, Yuko Sanpei, Masayuki Kato, Masako Ikeda, Takanori Hoshino, Mayumi Tanaka Added on Netflix 2021-10-27.