Kyoko in Love at First Sight?! A Strange Man Moves into Maison Ikkoku

As Kyoko returns home from walking Soichiro, the phone begins to ring. She rushes inside to answer it and learns that a new tenant will be arriving the next day. But when she asks for details, the voice on the other end hangs up abruptly. Kyoko goes to work cleaning the floors of Room 3 when Mrs. Ichinose asks if they're getting a new arrival.

Synopsis excerpt via Kitsu.