Story
ONA — Winter 2018, 12 episodes, Finished.
Special short anime for the Osomatsu-san series exclusive to the dTV streaming service. The short series will be divided into two arcs. The "Totoko x Muttsugo" (Totoko x Sextuplets) arc will feature the six brothers having conversations with Totoko, who will be depicted as "a certain princess." This story will have six "versions," one for each brother. The "Iyami x Muttsugo" (Iyami x Sextuplets) arc will feature the six brothers and their everyday life with Iyami. It will also have six "versions," one for each brother.
Synopsis via AniList (English).