Toki Doki Sou!

A young woman named Lisa relocates to Tokyo for her university studies and ends up sharing a home with an unusual group. One of them, a Russian named Irina, mentions that the residents are collaborating on a time machine. Others in the household include a masked individual known as Kitsune, a cook named Hime, and Aki, who claims to be a genius from a scientific high school. The manga, presented in a 4-koma format, depicts Lisa's peculiar experiences in this unconventional living situation.