 However, a 2nd timeslot, which reruns the first 15-minute story and presents a new 15 minute one, called Keroro Gunso Otsu (ケロロ軍曹乙), was created.The "A" stories are the ones shown in the old timeslot, while the "B" stories are exclusive to the Otsu timeslot.After timeslot changes caused by the 2011 Tōhoku earthquake and tsunami, episode 356 was announced to be the final Keroro Gunso Otsu episode, with two stories exclusively airing in the night timeslot at a timeslot of 3