If you're looking for manga similar to Ludwig B, you might like these titles.
This is a fictional re-telling of the life of Wolfgang Amadeus Mozart, with a new twist. Mozart was actually born a girl, but her father chose to pass her off as a boy when he witnessed her early genius in music. The main story begins when Mozart is 25, working successfully as a musician in Vienna. "He" is wildly popular, especially with the ladies, but "he" mostly avoids them in order to protect the secret of "his" gender. Unfortunately, another local composer, Antonio Salieri, suspects that Mozart is actually a woman. When Mozart begins courting a girl, Constanze Weber, it seems impossible that "his" secret and career will endure!
In 1787, A boy went to Vienna to become the disciple of the music genius, Mozart. But somehow he met the mysterious older brother instead. "I have been spending boring and suffocating days. That one encounter changes everything..."
In 1420, right as what would be known as the Bohemian War began. A young girl named Sarka is raped and left for dead among the corpses of her whole town, but she manages to survive. She is picked up by the Bohemian forces, who put a gun in her hands and take her on board as a soldier. Will Sarka be able to fight and take her vengeance?
Boy meets Girl!! Kazuo, a ronin aiming to get into a distinguished college of music, meets a girl who loves baseball. Her name is Uta Naruse, the piano prodigy who can play Debussy as if it were nothing! Manga may be a soundless way of storytelling, but your heart will be filled with beautiful music!!
Kousaka is a violinist who is looking for a new orchestra to perform with as he’s tired of his current one. He, along with others, answer an ad for a new orchestra only to find an abandoned warehouse and a crazy old man constructing the rehearsal space. And no conductor. Kousaka takes over as first violin when the old man interrupts and criticizes him. Turns out that the old man IS the conductor and musical director, and he’s put together this orchestra with lofty goals in mind, and has told them he’s going to shape them up in only a month…