Casual
Monmusu Island
On Monmusu Island, a mysterious curse has wiped out most of the monster population, leaving only three female species—Neko, Usagi, and Ushi—to lead the fight for survival. These last survivors have mastered ancient magic to summon outside help, aiming to restore balance to their world. Meanwhile, the game follows MC, an ordinary man whose life revolves around daily routines and gaming. In this click-and-activate adventure, players manage an idle simulation, building and upgrading facilities to support the monster girls and grow your harem. As you collect golden rewards—even when offline—you can unlock private date scenes with each of the four available girls, with plans to expand to 24 by completing all content. Featuring hand-drawn art and explicit 2D scenes, the game blends strategy with romance in a unique, immersive experience. Whether you're drawn to the fantasy world or the challenge of managing your growing harem, Monmusu Island offers a fresh twist on classic clicker and idle genres. Experience the adventure today and see if you.