CCW - Chayamachi Chiral Works

The main manga adaptation of the game Togainu no Chi. The Igura: a deadly battle game where players stake their lives in the ruined city of Toshima. In a post-apocalyptic Japan where the underworld rules the day, Akira is placed in jail for murder. He's given a chance at freedom if he can win the game. Whether he finds victory, death, or even love, he will be in for the fight of his life! Based on the ground-breaking bishonen game! (Source: TOKYOPOP)

The Ribika are a race of cats possessing ears and tails. Their bodies are lithe and nimble, and they live in the land of Shisa. However, a curse called the "Void" is spreading through the forests... One of the Ribika, Konoe, lives in a small village called Karou. One morning, he wakes up to find that his ears and tail have turned black. There is also a symbol on his body; the mark of the curse. Konoe embarks on a journey through the forest to find the truth.