Osananajimi to Sekkusu-gokko o Hajimete, 10-nen ga tatta

In the Japanese web novel titled 'Osananajimi to Sekkusu-gokko o Hajimete, 10-nen ga tatta,' readers are immersed in a heartwarming tale of childhood friends navigating love and romance. The story follows the protagonist and his beautiful childhood friend, Marikawa Haruhime, as they engage in a ten-year-long game of sekkusu, a promise they fulfill every Wednesday. Filled with loose, flirty, and naughty moments, this novel delves into themes of ecchi, romance, school life, and seinen genres, offering a unique narrative of an anti-social protagonist and a beautiful female lead.