Nagareboshi was released on 22 mars 2021.

Nagareboshi was directed by Keita Kono.

Nagareboshi has a runtime of 89m.

Nagareboshi was produced by Ayako Mizuno.

Natsuko has been in a cold relationship with her husband, Kensaku, for many years. One day he dies suddenly, leaving Natsuko alone with a wizard, Mari, who appears and offers to grant up to four wishes. Natsuko requests to go 50 years back in time to the past before she met her husband. There, Natsuko meets young Kensaku, her young self, and her father Shintaro. Natsuko pretends to be someone she is not and attempts to uncover hidden truths while living in the past. What awaits Natsuko at the end of her time travel? And what will be her last wish to the wizard?

The key characters in Nagareboshi are Hoshino Natsuko/Yumeno Natsumi (Keiko Matsuzaka), Hoshino Kensaku [older] (Eiichiro Funakoshi), Hoshino Kensaku [young] (Akito Kiriyama).