2D pixel art sprite sheet of a karate hero character in a black kimono with a martial arts belt. four distinct frames: Running animation frame 1 character in a running pose, with the left leg forward and right arm back, mid-stride. Running animation frame 2 character in a mid-run position with both legs bent, right arm forward, left arm back. Running animation frame 3 character in a running pose, with the right leg forward and left arm back, mid-stride. Jumping pose character is mid-air, with legs bent and arms extended as if jumping or in a martial arts leap. Each frame should have a consistent pixel art style and transparent background. The character should appear to have a natural flow between running frames. Clear, small pixel details, and consistent positioning across all frames.