Ojaru17 emerges as a 17-year-old evolution of the original Ojarumaru, debuting in a 30-minute anniversary special celebrating the anime’s 25th year. Preserving signature traits like aristocratic speech patterns and an easygoing demeanor, this iteration adopts a more mature adolescent persona. His story unfolds within the "Heian Period Demon Gods Battle," though specific plot developments or character arcs remain undefined in existing materials.