The protagonist who won first place in Land Marble and travels the world capturing Randions. He is easily frightened, but his love for his family is second to none.

Somaeki's older sister. She beats him up (?) and teases him all the time, but she is kind-hearted.

The Somaek family's pet ghost. Occasionally helps with capturing Randions.

Reliable and has a bit of a belly. His sneeze sounds like an air raid siren (?)

Arguably the strongest being in this universe. A girl's sensibility is hidden behind her muscles.

A dependable supporter.

The Randion of Spain. Loves passionate things. A great dancer.

The Randion of England. A battle maniac.

The Randion of France.

The Randion of Japan.