New Teaser & Key Visual For TenBin Anime

The romantic comedy light novel series Tenkousaki no Seiso Karen na Bishoujo ga, Mukashi Danshi to Omotte Issho ni Asonda Osananajimi datta Ken (shortened to TenBin) is getting a TV anime debut in 2026. A teaser trailer, visual, and casting announcement revealed that Ikumi Hasegawa will voice Haruki Nikaido, the heroine and childhood friend of the protagonist, Hayato Kirishima. The story follows Hayato, who once played with Haruki, believing her to be a boy, only to reunite years later and find she is now a beautiful, admired class idol. Written by Yu Hibari and illustrated by Shiso, the series began on Shosetsuka ni Naro in 2020, with Kadokawa publishing nine volumes to date. A manga adaptation by Kina Oyama is also ongoing.

Crunchyroll News, Paul Chapman – Tenkousaki no Seiso Karen na Bishoujo ga, Mukashi Danshi to Omotte Issho ni Asonda Osananajimi datta Ken Anime Debuts in 2026 – 28th August 2025