Sae Iwata
main character
TV
7.2
My TrackerPLANNING
Episode: 0 / 12
My Score:
Anime DetailsFINISHED
- Format
- TV series
- Episodes
- 12
- Episode length
- 24 min
- Total watch time
- 4 h 48 min
- Status
- Finished
- Aired
- October 2, 2025 – December 18, 2025
- Season
- Fall 2025
- Source
- Manga
- Studio
- Studio KAI
- Director
- Sayaka Kobayashi
- Original creator
- Kazune Kawahara
- Music
- Miki Sakurai, Natsumi Tabuchi
- Age rating
- PG
- Country
- Japan
- AniList score
- 72/100
Estimated watch time
4h 48m
⚡ 3 days at 5 eps/day
Tags & Tropes
Shoujo86%Heterosexual84%Female Protagonist80%Primarily Teen Cast80%School76%Tennis32%School Club26%Shogi20%Acting20%Football20%
TVFINISHED2025 FALL7.2 / 10 AniList score
A Star Brighter Than the Sun
太陽よりも眩しい星• Taiyou yori mo Mabushii Hoshi
Synopsis
Sae Iwata, a slightly tougher-than-average girl, falls for the gentle smile of Kouki Kamishiro, a delicate boy, back in elementary school. By the time they enter junior high school, Kuoki has grown into a charming and popular teen who now feels out of reach. When they are assigned to the sports festival committee together, Sae’s long-hidden first love begins to stir once more. (Source: Amazon Prime Video, edited)
Trailer
Watch on YouTubeMain cast & voice actors
Should you watch A Star Brighter Than the Sun?
Probably, if you enjoy romance, especially stories with shoujo, heterosexual, female protagonist.
Reception is positive but mixed: 72/100 on AniList, with 47% of 5.1K ratings at 8/10 or higher. It's the #70 highest-rated anime of 2025.
About 8.7% of viewers drop it, which is typical.
At about 4 h 48 min in total, it is a short commitment — a weekend binge.
Where to Watch Officially
Availability, audio and subtitles vary by region and service.
Episodes
12 episodes are listed.
Creators & key staff
- Original creator
- Kazune Kawahara
- Director
- Sayaka Kobayashi
- Series composition
- Yasuhiro Nakanishi
- Music
- Miki Sakurai
- Music
- Natsumi Tabuchi
Where it fits in the series
- Start here. A Star Brighter Than the Sun is the first entry in its story.
- Watch next: Taiyou yori mo Mabushii Hoshi 2
Related entries
Opening & ending themes
Openings (1)
- OP1“Stellar Days” by Motohiro Hata · eps 1-
Endings (1)
- ED1“Saishinwa” by Wanuka · eps 2-
Theme data from AnimeThemes.moe.
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A Star Brighter Than the Sun FAQ
How many episodes does A Star Brighter Than the Sun have?
A Star Brighter Than the Sun has 12 episodes of about 24 minutes each, roughly 4 h 48 min in total.
How long does it take to watch A Star Brighter Than the Sun?
About 4 h 48 min back to back. At two episodes a day it takes 6 days; at one hour a day, about 5 days.
Is A Star Brighter Than the Sun finished?
Yes. A Star Brighter Than the Sun has finished airing — the final episode aired December 18, 2025.
Is there a season 2 of A Star Brighter Than the Sun?
Yes — the story continues in Taiyou yori mo Mabushii Hoshi 2.
Where do I start A Star Brighter Than the Sun?
Start here: A Star Brighter Than the Sun is the first entry, followed by Taiyou yori mo Mabushii Hoshi 2.
Is A Star Brighter Than the Sun based on a manga?
Yes. A Star Brighter Than the Sun adapts the manga by Kazune Kawahara.
Who animated A Star Brighter Than the Sun?
A Star Brighter Than the Sun was animated by Studio KAI and directed by Sayaka Kobayashi.
Who sings the opening of A Star Brighter Than the Sun?
The opening, "Stellar Days", is performed by Motohiro Hata.
Where can I watch A Star Brighter Than the Sun?
A Star Brighter Than the Sun is listed on Amazon Prime Video. Availability varies by region — check the streaming links on this page.