EP1 - Wicked Usual Day of a Brother And Sister EP2 - Twintail, Attacking Brother and Sister EP3 - A Rival Appears! Brother and Sister in Huge Trouble! EP4 - If My Little Sister Wore a Swimsuit EP5 - Mister X Strikes Brother! EP6 - My Brother has Dreams of Black Panty Stockings EP7 - My Brother and His Friends' Akiba EP8 - Aim for Brother's Top! EP9 - Summer! Festivals! Brother and Sister's M:i:V EP10 - Brother Saves the World EP11 - Calling Out to Brother from the Center of the World EP12 - I Don't Like My Big Brother at All!!