How Old Is Sanji in Demon Slayer

Let's cut right to the chase: Sanji, the charismatic chef with fiery kicks and an unyielding devotion to ladies, is not a character in Demon Slayer. He hails from a completely different, equally beloved anime universe: One Piece. The Straw Hat Pirates' cook is a staple of that long-running adventure, and while his unique fighting style and distinctive personality might make him a memorable addition to any series, he simply doesn't exist within the demon-infested world of Tanjiro Kamado....