Guitarissimo (stylized as guitarissimo) is the debut studio album by Japanese singer-songwriter miwa.

The album was released on April 6, 2011.

The album was originally scheduled to release a week earlier, on March 30; however, due to the Tōhoku earthquake and tsunami which happened prior to the original release date as well as its after-effects, the release date was delayed by a week.

All tracks are written by miwaGuitarissimo became the first debut album by a solo singer-songwriter born in the Heisei period to debut at number one, on Oricon's albums chart.

This article about a Japanese album is a stub.