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The series starring one of illegitimate children of Kiryu Miyazawa, Ryuusei Nakamura. Years after Kiibo founded the new dojo, both him and Kiryu mysteriously disappeared. Ryuusei, after losing his mother to cancer, is set to find out about his birth father and his destiny as the evil dragon’s heir, but he is not the only one.
When an American scientist carrying a cure for the AIDS virus is kidnapped by an arms merchant, John Kyosuke is forced back from retirement. He accepts the challenge to regain posession of the anti-serum. He finds out that some of the people he is after are closely related, which gives his conquest a whole new meaning...Volume 1 includes the oneshot that would eventually lead to the series Damned.
M60-toting Kenji Hado, known as "the Hard", pays his divorce bills by working in the US as a bounty hunter. Masseria, a ruthless and ambitious mafia boss, targets his family - starting with the Hard's father-in-law, a Don in the NY mafia. Hard's aim, while poor when sober, becomes extremely accurate when drunk! The short story N.Y. Dust, in volume 12 of Riki-Oh, was the prototype for The Hard.An anime was made of this series.
"Akatsuki" is the first ray of light emerging from pure darkness. "Samson" Takaki is the ace wrestler and company president of the Akatsuki Pro Wrestling group. Samson has devoted his body and soul to his wrestling career. Now, Samson not only has to endure the bodily damages caused by his long wrestling career, but he has to face prostate cancer. However, this doesn't deter Samson. He continues his fight to bring joy and entertainment to his fans.
The story takes place in Paris in the not-so-distant future where a virus that could wipe out the human race is set loose in the city. The effects? It turns people insane and forces them to fight. The hero of this story is Kiryu, Kiichi's uncle.