Actagawa  

, アクタガワ

In the Sabikui Bisco series, Actagawa is a character known as Tetsugami, which refers to a type of crab. This creature is massive in size and has the ability to carry people on its back. Along with Bisco Akaboshi and Javi, Actagawa serves as a dependable friend who shares a strong bond with Bisco, similar to that of siblings.