The third-year duo of Sae and Hiro are off on a school trip! Yuno, who has temporarily become the oldest resident of Hidamari-so, tries her best to lead the first-year students Nori and Nazuna as a senior. However...?! With six residents now, Hidamari-so begins to shine with a new kind of warmth. This is the fifth volume of the immensely popular four-panel comic that has been adapted into a TV anime four times!