Kouu and Ryuuhou Tweet Description This is a Japanese wargame on the emergence of the Han dynasty on 206 B.C.. Area movement card driven game 1 turn = 1 year 110 counters, 32 cards Published in Game Journal #18. Details Ages: 12 and up Category: Ancient, Wargame Designer: Yasutaka Ikeda Mechanics: Area Movement, Card Drafting Publisher: Simulations Journal / Game Journal Magazine Time: 180 minutes Year: 2005