Pyuu to Fuku! Jaguar: Ima, Fuki ni Yukimasu

ピューと吹く！ジャガー ～いま、吹きにゆきます～

The story follows a hapless budding guitarist nicknamed "Piyohiko" who gets steered into the music business by a mysterious man named Jaguar — if Piyohiko would play a recorder instead of a guitar. (Source: Anime News Network)