Tanaka

A second-year middle schooler often caught off guard, this oblivious student remains completely unaware of Ueno’s romantic interest in him. His habitual tardiness to club activities provides the perfect opportunity for Ueno to prepare various experimental inventions specifically designed to target him. This constant cycle of late arrivals and elaborate pranks defines his daily interactions within the club, as he navigates life without realizing the true depth of his classmate's affection.