Actagawa is a tetsugami—basically a giant crab—in Sabikui Bisco. He's massive enough to carry people on his back, making him a crucial part of the group's travels. As a character, he's dependable and loyal, traveling alongside Bisco Akaboshi and Javi throughout the series. Fans note his especially close bond with Bisco, who treats him almost like a brother rather than just a companion.
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