In the early 20th century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of the Japanese frontier of Hokkaido for a hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure!

Captured by rogue soldiers from the 7th Division, Sugimoto's life now rests in the hands of Asirpa and "Escape King" Shiraishi, who must work together to save him. Meanwhile, Sugitmoto's list of enemies continues to grow. Hijikata, a former leader of the legendary Shinsengumi, intensifies his own search for the hidden Ainu gold, and another adversary teams up with an expert hunter--who knows the wilderness of Hokkaido at least as well as Asirpa--to...

"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. Lt. Tsurumi and his renegade soldiers are also hot on their trail, and if he catches up to them there will be guaranteed hell to pay. Toshizo Hijikata also closes in while an old friend shows up with a secret about Asirpa that no one wants to believe--but it just might take them closer to the gold than...

As Sugimoto and his friends continue their journey to the northernmost reaches of Hokkaido and the infamous Abashiri prison, they meet the enigmatic and beautiful Ainu soothsayer, Inkarmat, in an Ainu village along the way. Shiraishi jumps at the chance to get rich off Inkarmat's predictions, though Asirpa doesn't have much use for them. But what fate has Inkarmat seen for Sugimoto and Asirpa that she would tell them they're better off giving up the...

"In the early twentieth century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of Hokkaido for a hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure!... After their run-in with the mad taxidermist Edogai, Asirpa, Sugimoto and Shiraishi still have unfinished business in Yubari. But if their goal is to...

"In the early twentieth century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of Hokkaido for a hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure! ... Sugimoto and his friends head for Kushiro in order to escape Lieutenant Tsurumi's pursuit. Meanwhile, Lieutenant Tsurumi himself leads members of...

Sugimoto and Asirpa reach Lake Kussharo near Abashiri prison at last! The time has come to put their plans to break into the prison and meet Noppori-bo into action. As always, their nemesis Lieutenant Tsurumi is one step ahead and has his own agent inside Abashiri. Tsurumi himself is on the way, with a contingent of troops and a gunboat to back him up! But if anyone can survive being surrounded by enemies and still keep Asirpa safe in this deadly...

After the chaos at Abashiri prison, Asirpa, Shiraishi and Kiroranke reach the untamed island of Karafuto, unaware that Kiroranke has betrayed them for his own goals. Karafuto is even farther north than Hokkaido, and home to both Japanese and Russian settlements. Asirpa is also now the only person who can decipher the map on the tattooed skins, and Lieutenant Tsurumi sends his men after her. Sugimoto, wounded and captured by the 7th Division after...

"In the early twentieth century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of Hokkaido for a hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure!... While Sugimoto races north by dogsled, Asirpa crosses the border with Kiroranke into Russian territory. Kiroranke--who was once involved in the assassination...

"In the early twentieth century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of Hokkaido for a hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure!... Asirpa's quest to find out about her father has led her to a Russian prison on the frozen coast of Karafuto in hopes of breaking out Sofia, a former...

"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 hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure!... Sugimoto and Asirpa (and Shiraishi too) have been reunited and they head south across Karafuto with the goal...

"Asirpa and Sugimoto are back in Hokkaido at last and determined to find the Ainu gold for themselves. Lieutenant Tsurumi and Hijikata are also hot on their trail. While Sugimoto and Shiraishi work on a plan to find a strange tattooed prisoner named Botaro the Pirate, a series of horrific murders in Sapporo draws Hijikata's attention. Lieutenant Tsurumi sends Tanigaki to kill Sugimoto, but the loyal Matagi has only one true goal--finding Inkarmat!"--...

In the early 20th century, Russo-Japanese War veteran Saichi Sugimoto searches the wilderness of the Japanese frontier of Hokkaido for a hoard of hidden gold. With only a cryptic map and a native Ainu girl to help him, Saichi must also deal with every murderous cutthroat, bandit and rogue who knows about the treasure!

"At long last, all of the tattooed skins are accounted for. Asirpa, the key to solving the code and the location of the Ainu gold, is in the hands of Lieutenant Tsurumi and the 7th Division. Sugimoto isn't about to lose Asirpa again and takes off after her, but he'll have to deal with Botaro the Pirate first. Meanwhile, Sophia and her partisans have also returned to make their play for the gold, and Hijikata and his men are still in the game. All...

"The coded tattooed skins have at last led everyone to the old fortress of Goryokaku, on the outskirts of Hakodate. Sugimoto's and Hijikata's groups have gotten there first, and are racing against time to find the hidden treasure before Lieutenant Tsurumi arrives with his forces. But is the gold really there? Did Wilk and his Ainu conspirators conceal something even more valuable all those years ago? What is the true legacy that Wilk left to Asirpa?...