Sugimoto and Asirpa’s hunt for the tattooed treasure map has led them to a fishing village on the coast, where a deranged serial killer lies in wait. Lieutena

On the trail of a hoard of hidden gold, Saichi “Immortal” Sugimoto and the Ainu girl Asirpa have already tracked down some of the escaped prisoners whose ta

Sugimoto and Asirpa (and Shiraishi too) have been reunited and head south across Karafuto with the goal of returning to Hokkaido. But after so much time apart a

The search for the tattooed convicts leads Sugimoto, Asirpa, and Shiraishi to the infamous Botaro the Pirate, a man with nearly superhuman swimming abilities. T

A tale of high adventure and survival! In the early twentieth century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of Hokkaido for a hoar