MOVIE
One Summer's Day
あの、夏の日 とんでろ じいちゃん
FantasyDrama
Absent-minded fifth-grader Yuta is sent to spend the summer with his grandfather, whom Yuta's parents think is becoming senile and could benefit from Yuta's companionship. At first, Yuta thinks Gramps is a bit addled, too, but as he gets to know the old man better, he finds that his grandfather sees things quite differently from others.
Top cast
Takuro AtsukiYuta Ooi
Keiju KobayashiKenshiro Ooi
Kin SugaiYuta's grandmother
Kyusaku ShimadaMasahiro Ooi
Miyuki MatsudaKaori Ooi- Nanami SanoErika Ooi
Kanae KatsunoMikari Kobayashi
Hikari IshidaYumi Shina
Aoi MiyazakiTama Kobayashi- Katsuya KoisoOctopus boy
- Shinya YamamotoHarunosuke (azuki shop owner)
- Shiho AkutagawaHarunosuke's Daughter
Where to watch
Netflix
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
OSN+
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Amazon Prime Video
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Shahid
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Watch It
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
TOD
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Disney+
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Apple TV+
Not available on this platform
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Not currently available on the supported providers in EG.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 12 Jul 2026.