Rokumon Tengai Moncolle Knights

From manga-koekje: Imagine a world full of flying dragons, talking mushrooms, burning forests, supernatural bisons and many more strange creatures... Well, Mondo, Rokuna, and Dr. Hiiragi go on some crazy adventures taking on lions and crazy monsters in hopes of creating a passageway between worlds so humans and monsters can live together! Rated PG-13 for some slight nudity & pantsu.