The anime's official website Osananajimi to wa LoveCom ni Naranai presented a new visual teaser starring Tsukimi Runa and confirmed that the voice actress Sae Hiratsuka will play the character. This will be Hiratsuka's first role in a traditional romantic comedy, marking an important step in his career as a seiyuu.

Runa is described as a girl with an “angelic or devilish” air who suddenly begins to live with the protagonist, Eiyū. Unlike the other heroines, she expresses her feelings more directly, which promises to add even more romantic tension to the plot. She is one of the four heroines surrounding the protagonist in this story.
Main cast confirmed
- Sae Hiratsuka as Runa Tsukimi
- Rin Kusumi as Shio Minamo
- Yu Serizawa as Akari Hiodoshi
The anime is being produced by CyberAgent and encouraged by Tezuka Productionswith a premiere scheduled for 2026. The original manga of Shinya Misu is published on the platform Magazine Pocket of Kodansha since March 2022 and has just released its 17th compilation volume.
