Jesse can be called a really relaxed person, staying calm and smiling most part of time and being difficult to take him out of this state, but still ready to act when it's necessary. He is described by himself as a soft hearted person, thus being so poor despite being a so good bounty hunter, saying that he just arrest people who deserve to be arrested. He is constantly described as the opposite of Horitsu Tobatsu, this point being what cause their rivalry.