I Want to Get Closer
After approaching Ritsu in the library, Maemura has been following her everywhere. She invites Ritsu to an event for book lovers, but it turns out to be a mixer at a karaoke place. Back at the Kawai Complex, Sayaka mentions that she happened to see Ritsu by the station, and Usa begins to panic.
Aired 20/06/2014EP 12 - I Want to Get Closer

2014
The Kawai Complex Guide to Manors and Hostel Behavior
Usa, a high-school student aspiring to begin a bachelor lifestyle, moves into a new apartment only to discover that he not only shares a room with a perverted roommate that has an obsession for underaged girls, but also that another girl, Ritsu, a love-at-first-sight, is living in the same building as well!