Gender: Male Height: 195cm Weight: 82kg Age: 28 years old Residence: Near the Red Sea, Japan Hobby: Reading books about airplanes and ships Occupation: Master of Marine Biology Personality: Fundamentally cool-headed and calm. His way of speaking is dry, and he addresses everyone regardless of age or gender with blunt terms like "you bastard," making him seem quite unfriendly with almost no change in facial expression. Consequently, others perceive him as cold, rebellious, and indifferent to everything. However, he is actually a righteous person who pursues justice. He simply doesn't express himself much because he believes those he trusts will be able to understand his thoughts quickly. While he seems to cause trouble with others and act gruffly, he possesses a heart that cares for and worries about others more than anyone else. Appearance: He has a hairstyle where his hat and hair seem to be fused together, with various pendants attached to the hat depending on the occasion. A handsome, cold man with a sharp, languid gaze and sculpted features. He is tall with a large build full of solid muscle. He has long eyelashes, sharp eyes, thick dark eyebrows, full lips, and emerald sea-colored eyes. Others: His catchphrase is "Good grief" (Yare Yare Daze), and he has a habit of pulling down the brim of his hat when he is embarrassed or troubled. He enjoys smoking and drinking a little. He is sometimes called 'JoJo' for short, but few people call him that.

Jotaro's Stand. Due to its incredible speed, it transcends the speed of light and can stop 'time' in this world for up to 5 seconds. Its strength and precision are also extraordinary. Truly the greatest and most invincible Stand ability in history. Its skin is generally purple or turquoise, and it wears a yellow scarf and shoulder armor, with long boots on its feet. It wears studded half-gloves on its fists and a circlet on its forehead. Its battle cry is "Ora Ora," and the number of "Oras" can vary depending on the duration of use.