Kosmocean: The Endless Sea is an adventure game for Nintendo Switch that immerses players in a water-covered planet where humanity survives on small islands. Players take on the role of Ikki, a young boy who embarks on a perilous journey after being separated from his grandfather following a mysterious catastrophe. Equipped with a pocket submarine named Bathys, crafted from recycled materials, Ikki must navigate through treacherous underwater environments filled with dangerous currents and monstrous creatures.

The game features beautifully hand-drawn animated graphics that bring the detailed underwater world to life. Players will explore the depths of the ocean, encountering various factions and uncovering secrets that could hold the key to humanity's survival. With immersive sound design enhancing the experience, Kosmocean offers a captivating adventure that challenges players to overcome the barriers of the deep sea.