1000 years ago, the beautiful B-da City was attacked by the Dark B-da in their quest to control the entire Blue Solar System. The heroic B-Daman, drawing on their legendary power and ingenious technology, were able to restore peace to the universe. But, it is only a matter of time before evil forces strike again…Our hero, SHIRO BOM with his friends continue to patrol the Kingdom, fight against Dark B-da, always alert to danger, always ready for fun.

[Source: Wikipedia]

The sequel to B.B-DAMAN BAKUGAIDEN starts when SHIRO BOM and AO BOM are members of the B-da cops who protect the peace of B-da Union. One day, they see a space ship being chased by space pirate and they crash into the wilderness. Princess (AKA BOM) whose kingdom has been attached was lying beside a shining gem with mysterious power called "Crysmond". The enemy is after this gem!

Joined by KIIRO BOM and KURO BOM, B-daman’s adventure to protect the Crysmond from the Devil Veders starts…

[Source: d-rights]

Deep Space, many different cultures have come together to live on planet Jet. To keep the peace an organization known as the Jetters is formed. This space police group fight against the villains known as the "Hige hige dan" making sure that the universe is safe. The leader of the Jetters Mighty is a powerful Bomberman, who is looked up to and respected....his brother however is a lazy crude slacker named Shirobon. Suddenly Mighty disappears and Shiro finds himself placed in a new situation. Shiro steps up and become a responsible Bomberman, and with the new friends he made of the Jetters it may become possible for him to be the next "Jetters leader."

[Source: Anime News Network]