Man, Woman & the Wall
聴かれた女 (original)
When Ryo, a young magazine reporter, moves into a new apartment he is greeted by the passionate sounds of his astonishingly beautiful neighbor Satsuki. Realizing the wall dividing their apartments is paper thin, the captivated journalist begins to eavesdrop on every detail of the girl next door's life: her conversations, her bubble baths... her breathless cries. While Ryo's fantasies escalate into something bordering on love and obsession, Satsuki becomes increasingly hysterical over the bizarre and dirty phone calls terrorizing her every night. When their lives finally converge delusions and reality blur forcing the unthinkable to happen.
Starring Sora Aoi, Shou Nishino, Keita Ôno, Hiroto Kato, Takashi Oda, Mutsuo Yoshioka
Watch "Man, Woman & the Wall" on Amazon released in 2006. It's a drama and thriller movie, and has a rating of 6.3 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.