Musica Nostra is a collaborative work where various mangaka draw and/ or write about music and bands that inspire them, published in the Grand Jump.

It includes Urasawa's musings about guitarists and playing guitar; his traveling to Sunset Sound in Los Angeles to record a song with Mike Viola and Jim Keltner, the latter of which sends a picture of Urasawa's The Beatles manga to Ringo Starr, and why their performance is credited to "Monaka"; Urasawa seeing Neil Young and Paul McCartney perform at Desert Trip; his meeting with Jack Oliver and depicting how the English record executive started working at Apple Records.

Note: this manga includes written chapters and drawn chapters, and never got a total volume release. This entry includes only the manga chapters.