Unlock Kuroku in Samurai Spirits: Tenkaichi Kenkakuden
Kuroku becomes a playable option in any game mode in Samurai Spirits: Tenkaichi Kenkakuden when you press the 'Start' button at the 'Character Select' screen. All the character portraits will change to Kuroko and you can choose any to select him.
This evil character who is known as 'The Demon' is unlocked as a playable character in 2-Player mode by placing the cursor on Haohmaru, holding Start and moving the cursor to each character in the following order: Genjuro, Basara, Kyoshiro, Ukyo, Rimururu, Haohmaru, Shizumaru, Nakoruru, Hanzo, Amakusa, Gaira, Galford, Shizumaru. When the cursor is on Shizumaru press A and B.