Tatsuki Fujimoto Before Chainsaw Man: 22-26

Alien invasions, high school romances, and even bloody vampire action—all this and more awaits in four compelling short stories that reveal the starting point of Tatsuki Fujimoto, the twisted mastermind behind *Chainsaw Man*. 

(Source: VIZ Media) 

Compilation containing four of Fujimoto's one-shots. 

1. Niwa ni wa Niwa Niwatori ga Ita (A Couple Clucking Chickens Were Kickin’ in the Schoolyard) (2011)
2. Sasaki-kun ga Juudan Tometa (Sasaki Stopped a Bullet) (2013)
3. Koi wa Moumoku (Love Is Blind) (2013)
4. Shikaku (2014)

In a world where sirens are common, the protagonist is a hybrid of a human father and a mermaid mother. He's always playing the piano under the sea, when a strange siren approaches him…

A tale about a prophecy involving a girl with horns who is said to bring destruction upon the world, and her brother.

A boy wakes up to discover he has become a girl! How will this affect his daily life?!

Mitsuko is a third year at an art high school. In the hallway, she found a painting which had won the school competition and would be hung up for a whole year; a nude painting of herself done by her little sister, even though Mitsuko had never posed for her. About sibling who draw naked drawing of each other.