Once they’re there, Senpai starts to feel a little weird about having her in his room.

Source: https://gamerant.com/dont-toy-with-me-miss-nagatoro-season-2-episode-5-review-senpai-is-too-sick-for-teasing-or-is-he/

The film follows a night out for three university students, an unnamed trio called Kouhai (meaning "Junior"), Kurokami no Otome ("Black-haired Maiden"), and Senpai ("Senior").

Source: https://www.cbr.com/best-anime-movies-amazon-prime/

This is the second trailer that studio Doga Kobo -- known for anime like My Senpai is Annoying Monthly Girls’ Nozaki-kun -- has provided for the upcoming series.

Source: https://www.cbr.com/oshi-no-ko-trailer-reveals-new-yoasobi-song-idol/