Rockman Dash: 5tsu no Shima no Daibouken! is a video game in the Rockman Dash series released in 2008 for mobile phones via the i-mode Internet service. The game has a total of five islands, each with seven areas to explore. Rock Volnutt and friends explore them in search of treasure and to uncover their secrets.

The adventure is set between Mega Man Legends and Mega Man Legends 2 on the timeline. MegaMan and Roll explore the islands in search of treasures and naturally the Bonnes are always around to stir up trouble!