Gonna Be the Twin-Tail!! (2014)

Name: Gonna Be the Twin-Tail!!
Genre: Animation, Action & Adventure, Comedy, Sci-Fi & Fantasy
Cast: Nobunaga Shimazaki, Sumire Uesaka, Yuuka Aisaka, Maaya Uchida, Chinatsu Akasaki

Anime series · Animation, Action & Adventure, Comedy, Sci-Fi & Fantasy · 1 season · TMDB 7.9/10

Souji Mitsuka is a first-year high school student who is obsessed with twin-tails. One day, a beautiful girl from a parallel world named Twoearle, suddenly appeared in front of him and gave him the power to transform into the twin-tailed warrior Tail Red.

Cast: Nobunaga Shimazaki (Souji Mitsuka ♂ (voice)), Sumire Uesaka (Souji Mitsuka ♀), Yuuka Aisaka (Aika Tsube), Maaya Uchida (Twoearle (voice)), Chinatsu Akasaki (Erina Shindou), Mika Kanai (Worm Guildy (voice)).

Streaming in India on Crunchyroll.