My Childhood Friend is a Yandere, also known as Osanajimi ga Yandere or 幼なじみがヤンデレ, is a captivating web novel in Japanese. The story revolves around the protagonist's unusual relationship with their childhood friend, who happens to be a yandere. Filled with elements of comedy, drama, ecchi, romance, school life, and slice of life, this novel explores themes of love, obsession, and different social statuses. With tags like Beautiful Female Lead, Devoted Love Interests, and Psychopaths, this novel offers a unique and gripping narrative that will keep readers on the edge of their seats.