Seishun Kijinden! Nishio Gakuen (青春奇人伝！240学園, Legend of Eccentric Youth! Nishio Academy) is a crossover gag manga series featuring a multitude of characters from works by Monogatari Series author Nisio Isin. It is meant to celebrate the 15th anniversary of his writing career. It is written and illustrated by Shiba Mochi.
Koyomi Araragi is an ordinary student in 240 Academy (where “240” is pronounced “Nishio” in reference to Nisio’s name). But one day he’s tossed into the 240th class, nicknamed “Class Red of the Brink” for all its eccentric students!
- Koyomi Araragi (Monogatari Series)
- Hitagi Senjogahara (Monogatari Series)
- Boku (Zaregoto Series)
- Tomo Kunagisa (Zaregoto Series)
- Iria Akagami (Zaregoto Series)
- Jun Aikawa (Zaregoto Series)
- Togame (Katanagatari)
- Shichika Yasuri (Katanagatari)
- Kyouko Okitegami (Boukyaku Tantei Series)