Successfully complete the game to unlock the "Concept Art Gallery" option at the main menu.

Press Start at title screen.

Successfully complete the game under the Dragon difficulty setting.

Successfully complete the game under the Normal difficulty setting.

Set Fuzz Face free by dodging seven times between the two tombstones next to the ladder in level 6, "Assault Zone". Fuzz Face will now follow you and drop Dragon Kick and batteries occasionally.

Hold LB + LT + RB + RB + Back + Start + click Left Analog-stick + click Right Analog-stick at the level selection screen. A sound will confirm correct code entry. Note: This gives you the robot form costume without the extreme power up. Repeat the code to disable its effect.

Play level 7, "Some Kind Of Lab". Punch the heavy bag in the glass cell where you start 87 times until a chime sounds. After a few seconds and your head and others will be replaced with Yoshihisa Kishimoto's face.

Successfully complete the game to unlock the "Concept Art Gallery" option at the main menu.

Successfully complete the game under the Dragon difficulty setting.

Successfully complete the game under the Normal difficulty setting.

Set Fuzz Face free by dodging seven times between the two tombstones next to the ladder in level 6, "Assault Zone". Fuzz Face will now follow you and drop Dragon Kick and batteries occasionally.

Play the last level. After becoming a Ro-Bro, move to the left until reaching the left side of the screen, the move down. You will descend a hidden ladder and find an area with extra lives and two chests.

While on the stage select/map screen, press L1, L2, L3, R1, R2, R3, Select and Start at the same time to play as a Ro-Bro. Input the code again on the same screen to revert back to normal.

Play level 7, "Some Kind Of Lab". Punch the heavy bag in the glass cell where you start 87 times until a chime sounds. After a few seconds and your head and others will be replaced with Yoshihisa Kishimoto's face.