On March 15, 1967, Naoko Takeuchi, the renowned Japanese manga artist and creator of the iconic 'Sailor Moon' series, was born in Billings, Montana. While Takeuchi is primarily associated with Japanese popular culture, her birth in Montana makes her a notable figure for this day in Montana history, particularly in the absence of a major historical event directly tied to the state. Her creation, 'Sailor Moon,' has achieved global recognition and significantly influenced the manga and anime industries worldwide.

This event highlights a unique connection between Montana and international artistic creation, showcasing how individuals born in the state can go on to achieve widespread cultural impact, even if their primary work is elsewhere. It represents a less conventional but still significant 'this day in history' entry, reflecting the diverse lives that begin in Montana.