運動会の日とか、みんな体操服で登校するの非日常感が懐かしい

Two preteen girls with boyish styles and baby faces are sitting side-by-side at a desk in a classroom, both wearing Japanese school gym uniforms known as "taisoufuku." They each have a randoseru school backpack placed beside them. The girl on the left has naughty, teasing eyes and a seductive smile, suggesting a mischievous or "in heat" demeanor. The girl on the right appears slightly embarrassed, perhaps blushing or looking away shyly, creating a contrast in their expressions. Despite their young age, their postures and smiles imply a playful, flirtatious, and slightly provocative interaction. The background is a typical classroom setting with other desks, chairs, and a chalkboard visible in soft focus.