実験島 --10 days of survival is an Android adventure game developed by G.Gear.inc. In the game, the player assumes the role of a person who is taken to a mysterious island and has ten days to escape. The game is a horror-based survival simulation that requires the player to use their skills and resources to survive.

In order to leave the island, players must explore the island, collect materials, repair and strengthen equipment, produce weapons, armor, and food, and defeat the dangerous creatures that inhabit the island. The player's base is a hut with various facilities that can be repaired and upgraded. The game offers a hint system that can help players understand how to survive and compete with friends to clear the game in the shortest time possible.

Overall, 実験島 --10 days of survival is an interesting and challenging game that will keep players engaged for hours.