the season of Anime For summer, it continues to be armed with proposals that promise to touch our hearts and make us laugh more than one laugh, and the dysfunctional but charming family dynamics are ready to claim their throne. The long-awaited animated adaptation of the romantic comedy manga Uchi no otouto domo ga sumimasen (which literally translates as “I apologize for my younger brothers”) has grabbed the attention of the fans after releasing a tender and revealing official trailer.
This new footage not only plunges us fully into the domestic entanglements that its protagonist will have to face, but also serves to definitively fix its Release date for July 3, 2026, positioning itself as one of the strongest starts of the month.
DISH// and Reira Ushio put rhythm to family coexistence
One of the main attractions of this new advance is that it allows us to listen for the first time to the musical themes that will accompany the adventures and misadventures of the Narita family throughout the season. The musical selection promises to inject the exact dose of freshness and youthful emotion that requires a work of this style:
- Opening theme: It is titled “Aikotoba” and is performed by the popular and talented Japanese band DISH//, known in the industry for its enormous capacity to transmit positive energy and extremely catchy rhythms in each composition.
- Closing Theme (Ending): The one in charge of closing with a flourish each episode is the singer Reira Ushio, who lends his melodious voice to interpret the song titled “clover”.
Both themes merge perfectly with the colorful and expressive animated sequences that can be seen in the trailer, raising expectations about the comforting atmosphere that the series will have.

Voice cast expands with renowned industry stars
Beyond music, the promotional advance served as the ideal setting to welcome two important additions to the main voice cast (seiyuus). These additions add to two actors with an impeccable journey that fans will instantly recognize:
- Isao Narita It will have the unmistakable voice of the respected actor Daisuke Ono, world famous for playing iconic characters like Sebastian Michaelis in Black Butler and Erwin Smith in Attack on Titan.
- Saho Narita will be played by the versatile actress aya endo, whom the followers of fantasy place perfectly for having brought Mio Takamiya life in Give yourself to Live.


An expert creative team in youth romantic comedy
Behind the screens, the project is under the supervision of professionals who perfectly understand how to balance the humor of the situation with the affective development of the characters. The animation is in charge of the study Lay-Duce, who have entrusted the steering chair to Hitoshi Nanba, a director who comes from leaving excellent impressions in the genre thanks to his impeccable work in the fun and acclaimed Tomo-chan is a girl!.
The script and composition of the series are in the hands of Megumi Shimizu (d)banished from the hero’s party, I decided to live a quiet life in the countryside), while the character design adapted for television is a joint effort between Yoko Fukushima and Shiori Hiraiwa. For its part, the incidental music will be under the signature of the composer gin, remembered for his dynamic contributions in Dont Toy With Me, Miss Nagatoro.

What is Uchi no Otouto Domo ga Sumimasen?
For those who have not yet entered the pages of this charming story, the plot revolves around Ito Narita, a young high school sophomore who has always had a peaceful routine. However, her world takes a 180-degree turn when her mother decides to remarry, forcing them to move into a new home to start a family life with her stepfather.
The great surprise for Ito comes to discover that his new stepfather does not come alone: he has nothing more and nothing less than four sons. Overnight, Ito becomes the older sister of a squad made up of gene (the older brother), Raku (the second son), SHU (the third) and the small Rui (the least of all). Becoming the fraternal figure of four boys with totally opposite, noisy and complex personalities will not be an easy task, starting a coexistence full of misunderstandings, daily challenges and a tender adaptation process where they will learn the true meaning of being brothers.