Ever since the death of his father, the burden of supporting the family has fallen upon Tanjirou Kamado's shoulders. Though living impoverished on a remote mountain, the Kamado family are able to enjoy a relatively peaceful and happy life. One day, Tanjirou decides to go down to the local village to make a little money selling charcoal. On his way back, night falls, forcing Tanjirou to take shelter in the house of a strange man, who warns him of the existence of flesh-eating demons that lurk in the woods at night. When he finally arrives back home the next day, he is met with a horrifying sight—his whole family has been slaughtered. Worse still, the sole survivor is his sister Nezuko, who has been turned into a bloodthirsty demon. Consumed by rage and hatred, Tanjirou swears to avenge his family and stay by his only remaining sibling. Alongside the mysterious group calling themselves the Demon Slayer Corps, Tanjirou will do whatever it takes to slay the demons and protect the remnants of his beloved sister's humanity.

Mitsuha Miyamizu, a high school girl, yearns to live the life of a boy in the bustling city of Tokyo—a dream that stands in stark contrast to her present life in the countryside. Meanwhile in the city, Taki Tachibana lives a busy life as a high school student while juggling his part-time job and hopes for a future in architecture. One day, Mitsuha awakens in a room that is not her own and suddenly finds herself living the dream life in Tokyo—but in Taki's body! Elsewhere, Taki finds himself living Mitsuha's life in the humble countryside. In pursuit of an answer to this strange phenomenon, they begin to search for one another. Kimi no Na wa. revolves around Mitsuha and Taki's actions, which begin to have a dramatic impact on each other's lives, weaving them into a fabric held together by fate and circumstance.

A sinister threat is invading Tokyo: flesh-eating ghouls who appear identical to humans and blend into their population. Reserved college student Ken Kaneki buries his nose in books and avoids the news of the growing crisis. However, the appearance of an attractive woman named Rize Kamishiro shatters his solitude when she forwardly asks him on a date. While walking Rize home, Kaneki discovers she isn't as kind as she first appeared, and she has led him on with sinister intent. After a tragic struggle, he later awakens in a hospital to learn his life was saved by transplanting the now deceased Rize's organs into his own body. Kaneki's body begins to change in horrifying ways, and he transforms into a human-ghoul hybrid. As he embarks on his new dreadful journey, Kaneki clings to his humanity in the evolving bloody conflict between society's new monsters and the government agents who hunt them.

Idly indulging in baseless paranormal activities with the Occult Club, high schooler Yuuji Itadori spends his days at either the clubroom or the hospital, where he visits his bedridden grandfather. However, this leisurely lifestyle soon takes a turn for the strange when he unknowingly encounters a cursed item. Triggering a chain of supernatural occurrences, Yuuji finds himself suddenly thrust into the world of Curses—dreadful beings formed from human malice and negativity—after swallowing the said item, revealed to be a finger belonging to the demon Sukuna Ryoumen, the King of Curses. Yuuji experiences first-hand the threat these Curses pose to society as he discovers his own newfound powers. Introduced to the Tokyo Prefectural Jujutsu High School, he begins to walk down a path from which he cannot return—the path of a Jujutsu sorcerer.