How Old Is Roronoa Zoro in Oshi No Ko

The question "How old is Roronoa Zoro in Oshi no Ko?" sparks a fascinating crossover thought experiment, blending two incredibly popular yet distinct anime universes. While the idea of the Straw Hat Pirates' first mate navigating the intricate, often dark, world of idol stardom and the entertainment industry is undeniably intriguing, it's crucial to clarify the baseline reality: Roronoa Zoro does not exist within the canonical universe of Oshi no Ko....