Morning Musume '15 DVD Magazine Vol.77 is a DVD magazine by Morning Musume '15. It was released on November 28, 2015 as merchandise for the Morning Musume '15 Concert Tour Aki ~PRISM~. This issue features backstage footage of Morning Musume '15 Concert Tour Haru ~GRADATION~! There are recordings to cherish! This time we have gone all out! Included are MaaDuu shopping for tour goods, funny MCs, love letter MCs, the 12th generation tour diary, Sayashi Riho's carry-on ultra maniac plan, and performances not included in the DVD and Blu-ray release.