BADBOYSタイマン単車改造 is an action-packed game that allows players to customize their bikes, cars, and avatars to become the strongest yankee. The game is based on the popular manga series BADBOYS, which has sold over 55 million copies worldwide.

The game features over 6,000 parts and clothing items, including 1,500 bikes, 1,000 cars, and 3,000 avatars. Players can modify their bikes with real-life parts from Z1, FX, CBX, and other popular bikes. They can also wear special clothing and gear to become the strongest gang leader. The game includes a quest mode that follows the original manga storyline, online battles with other players, and the ability to recruit characters from the manga.

The game is free to play and is available on Android devices running OS 5.0 or higher. It is developed by AICHI INFORMATION SYSTEM Inc.