A Star Brighter than the Sun

Name: A Star Brighter than the Sun
Genre: Animation, Comedy, Drama
Released: 2025-10-02
Rating: 7.5
Cast: Minori Fujidera, Yuki Ono, Hina Youmiya, Taito Ban, Mutsumi Tamura

RETURNING1 Season12 Episodes★ 7.5

A Star Brighter than the Sun is an animated comedy series on MBS that premiered in 2025, with 1 season and 12 episodes to date. It has been renewed for Season 2, and a premiere date has not been announced yet.

Never miss an episode of A Star Brighter than the Sun

Get an email the moment a new episode airs — plus alerts if it's renewed or canceled.

NetworkMBS

First AiredOct 2, 2025

Last AiredDec 18, 2025

GenreAnimation, Comedy, Drama

Runtime24 min

Original Title太陽よりも眩しい星

LanguageJapanese

CountryJapan

ProductionStudio KAI, TBS, Universal Music Japan

Sae Iwata, a slightly tougher-than-average girl, falls for the gentle smile of Koki Kamishiro, a delicate boy, back in elementary school. By the time they enter junior high school, Koki 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.

RENEWED

A Star Brighter than the Sun has been renewed but a premiere date has not been announced yet. Track this show to get an alert when a date is confirmed.

WHERE TO WATCH

Amazon Prime Video

Some links may earn us a commission. Data via JustWatch / TMDB

Cast

Minori Fujidera

Sae Iwata (voice)

Yuki Ono

Koki Kamishiro (voice)

Hina Youmiya

Hisui Onodera (voice)

Taito Ban

Yota Ayukawa (voice)

Mutsumi Tamura

Mio Kagawa (voice)

Ryota Osaka

Yushin Izawa (voice)

Haruka Shiraishi

Subaru Kamishiro (voice)

Seasons & Episodes1 season · 12 episodes

0% complete

Childhood friends develop feelings for each other and struggle to express themselves. Between the boys growing popularity and the girls shy and insecure disposition will the love for each other ever be fulfilled?

E1The Day I Reached Out My Hand

Oct 2, 202524m

Sae Iwata is a slightly tougher-than-average girl. Her first love, Koki Kamishiro, was once a delicate and fragile boy, but now, in their third year of junior high, he has grown into a cool and popular young man. Although they have drifted apart, her feelings remain unchanged. When they are paired up to help prepare for the sports festival, Sae's long-hidden first love begins to stir once more.

E2Call My Name

Oct 9, 202524m

Sae and Kamishiro end up in the same high school and class. Assigned to the same group for trash pickup, Kamishiro gets into a sudden argument with a classmate. As Sae steps in, he instinctively calls her by her first name, bringing back a flood of childhood memories. Meanwhile, another girl, Hisui, seems to be drawn to Kamishiro as well.

E3No Matter How Far

Oct 16, 202524m

Knowing Kamishiro has a crush on someone weighs heavily on Sae's heart. Still, during their school trip, Sae finds herself unable to take her eyes off him. Her friends, Hisui and Kagawa, try their best to support her, but Sae always ends up showing her awkward side around Kamishiro.

E4He's Still There Even When I Close My Eyes

Oct 23, 202524m

Kamishiro admits to Sae that he has feelings for someone, describing his crush as "a star that shines brighter than the sun." The words pierce her heart, but she chooses to support him nonetheless. All the same, as Kamishiro continues to treat Sae just like always, she finds herself torn between her feelings and her resolve.

E5Jumping and Swinging

Oct 30, 202524m

After the school trip, a class-versus-class jump rope tournament is set to take place, and Sae and Kamishiro are chosen to swing the rope. Despite the unexpected pairing, Sae tries not to be too conscious of Kamishiro. As practice begins, things do not go as smoothly as expected. One day after school, Sae spots Kagawa practicing alone behind the school building.

E6Brains, Heart, and Courage

Nov 6, 202524m

One day, Sae takes a day off from school. The next day, Kamishiro gets injured during club practice and also takes a day off. As they lend each other their notebooks to catch up on missed classes, they begin exchanging messages. A small incident leads Kamishiro to realize that Sae likes someone. Unaware of Sae's true feelings, he encourages her to go for it.

E7Sun-Shower

Nov 13, 202524m

Kamishiro is selected as one of the main cast members for the class play. Struggling with his lines, he turns to Sae for help. As they rehearse, they make a promise to go see a movie together during summer break. On the big day, the class's performance is going smoothly until Sae suddenly bursts onto the stage.

E8Ten Years

Nov 20, 202524m

With school events behind her, Sae throws herself into club activities. Just then, the date for her long-awaited movie outing with Kamishiro is set. However, a chance encounter with Kamishiro's cousin, Subaru, leaves Sae feeling uneasy, as something Kamishiro once said about his crush comes back to her.

E9Someone's Feelings

Nov 27, 202524m

After their movie date, Sae once again realizes that unless she expresses her feelings, Kamishiro will never notice them. Learning from Hisui that the school festival is a time for love confessions, she decides to tell him during the after-party. While preparing for the event, Sae finds Subaru's painting vandalized, and the situation makes her look like the culprit.

E10Rumors

Dec 4, 202524m

As preparations for the class exhibit progress, Sae tries to talk to Kamishiro, but the timing never seems right. On top of that, Hisui points out that she has been spending most of her time with Ayukawa. Just when Sae decides to be more proactive, Kamishiro makes an unexpected proposal.

E11A Star Without a Constellation

Dec 11, 202524m

Worried about Subaru, Sae visits the nurse's office. There, Kamishiro notices Subaru trying to act fine and offers to help during the school festival. Sae feels a twinge of loneliness, as she had planned to confess her feelings to him then. However, Kamishiro makes it clear that he will not be available during his reception desk shift with Sae.

E12A Star Brighter than the Sun

Dec 18, 202524m

After hearing that Kamishiro plans to confess to the person he likes, Sae impulsively blurts out her feelings to him. Overcome with emotion, she runs away, convinced she has been rejected. She hides in the gym storage room, crying until the door slowly opens and Kamishiro appears.

About A Star Brighter than the Sun

A Star Brighter than the Sun is an animation, comedy, drama series on MBS. The show first aired on Oct 2, 2025 and currently has 1 season and 12 episodes. A Star Brighter than the Sun has been renewed for Season 2, and a premiere date has not been announced yet. It has a rating of 7.5/10 based on 20 votes. The cast includes Minori Fujidera, Yuki Ono, Hina Youmiya, Taito Ban, Mutsumi Tamura.