1. Ryoma Echizen

The male protagonist of the anime works "The Prince of Tennis" and "The New Prince of Tennis". He is a tennis prodigy who once won four consecutive junior tennis championships in the United States. After returning to his home country with his family, he joins Kokusaika Gakuen, a school known for its tennis.

Ryoma Echizen became the first first-year player of "Youth Academy" soon after joining the school, and participated in the Tokyo Metropolitan Area Qualifying Tournament, Tokyo Metropolitan Tournament, Kanto Tournament, and National Tournament with his seniors, and eventually made Aoi Gakuen the National Tournament Champion, and was nicknamed "The Prince" in the tennis world. He was nicknamed "The Prince" in tennis circles.

2. Tezuka Kunimitsu

The head of the tennis department of Aoyama Gakuen is a third-year student. When he was in his first year of junior high school, he was hated by his seniors for his outstanding tennis talent, and his left arm was injured by the seniors with a tennis racket. He went to Kyushu for treatment, and was cured by the time he returned before the national tournament. Leads Ao Gaku to win the Kanto tournament and the national tournament with the goal of becoming a professional player, and is recognized as a fated rival by Keigo Sobe and Gonichiro Sanada.

3. Fujisuke

The third year student of the Youth Academy, a tennis player, majoring in men's singles, plays for the Youth Academy Tennis Department, and is the No. 2 "genius" player in the department after Tezuka Kunimitsu, and at the age of 13 was the runner-up in the team competition of the Tokyo Metropolitan Conference, and at the age of 14, he represented the Aoi Academy to participate in the National High School Tennis Championships. At the age of 14, he represented Aoyagi in the National High School Tennis Championships, winning many matches in singles and doubles in the team event (men's).

4. Shuichiro Oishi

The vice president of the tennis team of the Youth Academy, he and Eiji Kikumaru are the golden duo of the doubles team of the tennis team of the Youth Academy. Oishi Shuichiro is the backbone of the youth academy, who is able to see the whole picture and has a good understanding of the situation, as well as the strength and stability. Although he is gentle, introverted and calm, he possesses great strength and is a silent killer who always supports his team members behind the scenes.

5. Shibuya Jingo

The third year student of the middle school department of the Ice Emperor Academy, the head of the tennis department. He is very aristocratic in his behavior, and is very flamboyant in both appearances and matches, i.e., confident and narcissistic. Sobe is also obsessed with victory, having led the Ice Emperor to victory in the Tokyo Metropolitan Competition, and sees Tezuka Kunimitsu as his fated rival.

6. Yukimura Seishi

The third-year student at Rikkyo University High School, the head and coach of the tennis team, is known as the "Son of God" and has led the Rikkyo University tennis team to two consecutive victories in the national tournament. With strong beliefs and amazing perseverance, he miraculously recovers from his illness, and is a being who disciplines the members of Rikkai more strictly than anyone else. He lost to Ryoma Echizen of the Youth Academy in the finals of the national tournament.

Expanded Profile:

1. The sports-themed manga The Prince of Tennis is a Japanese manga artist Faye Koh's, the work began in Weekly Shonen JUMP in 1999 and ended in 2008. A follow-up chapter, New Prince of Tennis, was serialized in JUMP SQ in 2009.

Main plot: Ryoma Echizen, who enters the junior high school of the prestigious tennis school Youth Academy, wins four consecutive U.S. Junior Tennis Championships, and is hailed as a tennis prodigy. Ryoma Echizen encounters strong seniors in the tennis department of the Youth Academy, but with his amazing strength, he eventually wins the recognition of the seniors and officially joins the varsity team, and begins the road of struggle leading to the national competition.

2. The protagonist, Ryoma Echizen, is an all-round and adaptable player, specializing in the following skills: outside spin serve, one-legged basic chopping step, draw stroke A, B, C, D, zero short ball, two-dagger flow, cyclone kill, COOL draw stroke, gravity, samurai draw stroke, cyclone draw stroke, flame cyclone kill, windstorm outside spin serve, fire pop-up serve, sweetspot return, cross-country footwork, and light stroke.

References:

1. Baidu Encyclopedia - Prince of Tennis

2. Baidu Encyclopedia - Echizen Maron

3. Baidu Encyclopedia - Tezuka Kunimitsu

4. Reference source L Baidu Encyclopedia - Fujisuke

5. Baidu Encyclopedia - Hidetoshi Oishi

6. Baidu Encyclopedia - -Kingo Sobe

7. Baidu Encyclopedia - Surviving Seikichi