The Japanese BL series My Brother-in-Law Is My Favorite Novelist!? (義理の兄は推し小説家!?) has officially revealed new production details, including its main cast and premiere date. The drama will debut on February 28 and stream via YouTube on the Nooto platform.

The announcement has sparked interest among BL fans for its unusual premise and rising young cast.
Story Centers on Inexperience and Sudden Change
My Brother-in-Law Is My Favorite Novelist!? follows Kirimura Kei, a novelist with no romantic experience. Despite never dating, he is tasked with writing a BL novel for his next project.
As Kei struggles to understand love, his life shifts abruptly. His younger brother-in-law, Kirimura Kairi, suddenly enters his home and daily routine. Sharp-tongued and mischievous, Kairi appears confident in romance and quickly disrupts Kei’s emotional balance.
The tension deepens when Kairi uncovers Kei’s hidden identity as the novelist he admires.
Main Cast Announced
The production team confirmed the lead cast alongside the story reveal.
- Ando Yuga as Kirimura Kei
- Ichinose Taiyo as Kirimura Kairi
- Kuroda Soma as editor Tasaki Mamoru
The editor character is expected to add pressure and momentum to Kei’s creative struggle.
Emotional Distance Meets Creative Intimacy
Rather than relying solely on shock, My Brother-in-Law Is My Favorite Novelist!? focuses on emotional hesitation and personal growth. Kei must confront his lack of experience while navigating constant proximity with Kairi.
The series frames intimacy as both chaos and inspiration, raising questions about whether creativity can emerge from emotional discomfort.
Release Information
The drama premieres February 28, with episodes streaming on YouTube (Nooto). Promotional visuals and cast introductions have already begun circulating online.
Final Thoughts
With its bold setup and character-driven approach, My Brother-in-Law Is My Favorite Novelist!? (義理の兄は推し小説家!?) positions itself as a distinctive addition to the current Japanese BL lineup.
As the release approaches, viewers will be watching closely to see how the series balances provocative humor with emotional storytelling.


