You-Zitsu: √Horikita

Yōkoso Jitsuryoku Shijō Shugi no Kyōshitsu e: √Horikita (ようこそ実力至上主義の教室へ √堀北) is a spin-off manga based on the original light novel series written by Shōgo Kinugasa and illustrated by Sakagaki. It's a story taking place in parallel world which focuses on Kiyotaka Ayanokōji and Suzune Horikita. The series has been monthly serialized on  since June 27, 2017.