Birth of a Ninja: Idle

The 4th fatal war of ninja world begins! Defend your own country! The Best Idle-style RPG Ninja Game! Create your own team from a wide variety of Ninja characters! Collect and upgrade your fellow ninjas, guiding them to execute task Level-S! The world of Ninja awaits you! Features ◆Fight with your magnificent ninja skills ◆Collect and upgrade your fellow ninjas ◆The original story back to the scene ◆Find the Tails Beasts ◆Variety Ninja events