Nyanko Daisensou, also known as The Battle Cats, is a popular tower defense game developed by PONOS Corporation. The game features quirky cat characters battling various enemies in humorous and strategic gameplay. Players must manage resources and deploy different types of cats to overcome increasingly challenging stages. The game has gained a significant fanbase due to its unique art style, humor, and engaging mechanics. It has spawned multiple spin-offs and adaptations, including an anime series.