If you're looking for manga similar to Nodame Cantabile: Finale, you might like these titles.
Kanna Tachibana is a 26-year-old woman who hasn't yet felt the stirrings of physical attraction... that is, until she meets her new charge, the "Prince of Piano" Guy Narisawa Weissenfeld. After listening to his playing, she finds herself unable to stop herself caressing him...?! Will she be able to explore her budding sensuality with a man who has been told he plays with no emotion? And not only that, can she step up to save this irascible performer's career while she's at it?
Our protagonist, Kazune, met Hiroyuki by chance when she was very little, and she remembers even now how much fun she had listening to his piano performance. She has always dreamed of meeting him again, but when she does, he is called "The Piano Prince" and seems very hard to approach. And then, before her appears the spirit of Chopin himself! He will make the wheel of fate turn for the two main characters!
Tezuka Ayane was aiming to become a pianist. She was also working as a part-time home-tutor when she met Narumiya Kou. She found herself falling for him, but there was a difference in their ages and her feelings didn't seem to be returned. Six years have passed since then and Ayane is a music teacher in an all-girls school. One day, she goes to a jazz-piano audition and meets Kou there..!
Harriet, an antique dealer, buys a mountain villa in a village in Southern France to enjoy her summer vacation with her niece. But the mountain villa is an abysmal abandoned house…! And what surprises her more is the fact that the former owner of the mountain villa was her ex-lover, Andre. He was the man who captured her eighteen-year-old heart and sent her into fits of despair. The love and hatred she buried eight years ago comes back to life and tortures her emotions!
Noel, a spoiled, pretty-boy violinist, and his stern but doting manager Donald have spent a long time avoiding their feelings for each other. Noel knows that he is "special" to Donald, but he hasn't quite figured out how to respond to the other man's declaration. But when Donald is offered a new job that would take him away from his beloved charge, Noel has to confront the reality that Donald may not be in his life forever - unless he has the courage to face his emotions head-on and tell Donald how he truly feels.