Kirei na Onee-san to Nomu Osake wa Suki desu ka?

Synopsis

By chance, ordinary salaryman Hiyoshi ends up becoming drinking buddy to his admired senpai from work, Tsukizawa-san. However, all the drinkeries that Tsukizawa-san brings him to are weird places...!? An adult love comedy featuring drinking spots that exist in real life! (Source: Japanese Publisher, translated)