Green Village Kazamidai is an apartment complex that Tsubaki is invited to and visits in Episode 8: Mysterious Sensation . It turns out to be his girlfriend Urabe's home, which he finds out when she returns from grocery shopping, only to find him standing on the sidewalk and staring at the building.
After she invites him in for a cup of tea ( manga ) or a cup of coffee ( anime ), he only then realizes that she lives on the tenth floor. Urabe has her own bedroom in the apartment, and has it decorated with items having to do with Si-Fi movies and UFO's. Urabe lives in an apartment with her family, but is alone in the apartment most of the time. Therefore, it is uncertain just who comprises her family, and it is never reveled as to why they seem to never be at home.