Kai is very hotheaded, prone to taking action before he thinks things through. He is capable of making careful observations when the need arises, but his emotions often override his caution. He indulged in his fame the most out of all of the ninja. Kai is a tough, brave, confident, passionate ninja. He has a good heart and dedication to the people he cares about—if someone can earn his friendship, he will stop at nothing to protect them. He may be stubborn but it gives him great determination.