Why is my anime art style so weird?

In order to restore his deceased sister, Kasumigaoka Utaha, to a normal human body, Xu Ming begins to work hard to solve various mysterious and bizarre incidents.
The Far Moon Tea House Under a Blood Moon; (Chapter 1: Blood Moon Reincarnation - Food Wars!)
The death song emanating from the music box; (Chapter Two: Song of Shadows - Kaguya-sama: Love Is War)
Urban legends circulating on the streets of Tokyo; (Chapter 3: The Boundary of the Strange and the Boundary of the Empty)
The White Snake Festival on Youkai Mountain; (Chapter 4: The White Snake Festival in Gensokyo?)
The Curse on the Deserted Island (Chapter 5: My Youth Was Only a Tale of Curses)
The Vanished Hidden Village of Konoha Among the Mountains (Chapter Six: The Shadow Ninja)
The desolate and uninhabited Fuyuki City, a place teeming with ghosts in broad daylight; (Chapter Seven: A Mysterious Version of the Holy Grail War)