Maestro (; ) (from the Italian maestro, meaning "" or "teacher") is an honorific title of respect. The term is most commonly used in the context of Western classical music and opera, in line with the ubiquitous use of Italian musical terms.

is a Japanese music slice of life seinen manga series written and illustrated by Akira Saso. It was published by Futabasha, with serialization from 2003 to 2007, first on the manga magazine Manga Action and later on the website Futabasha Web Magazine. It was compiled in three volumes published between 2004 and 2008. It will be adapted into a live action drama film directed by Shotaro Kobayashi and scheduled for release on January 31, 2015.