Masaki Hashimoto (timelesz) has been cast as the new character “Mushi-kun” in the drama “Sa-do 2026: Finding Balance While Slacking Off in Life,” and the key visual and a 30-second trailer have been released. The series will air for five consecutive days—a first for the franchise—during Silver Week from September 19 to 23, 2026, on the TV Tokyo network. Additionally, a collaboration with Tokyo Dome’s natural hot spring, Spa LaQua, will run through September 30.