A Certain Magical Index Gaiden Toaru Kagaku no Mental Out 1
A Certain Magical Index Gaiden Toaru Kagaku no Mental Out 2
A Certain Magical Index Gaiden Toaru Kagaku no Mental Out 3
A Certain Magical Index Gaiden Toaru Kagaku no Mental Out 3 Special Edition with Kazuma Kamachi's Novel 'Joou no Oshibai'