Have you ever seen a man who looks just as comfortable in a sharp suit as he does in a fighting cage? That man is Choo Sung Hoon. Many fans also know him by his famous nickname, “Sexyama.” He is a world-class athlete who has mastered two very different worlds: martial arts and television. Born in Japan but proud of his Korean roots, he represents a unique blend of cultures. He started his journey as a powerhouse in the world of judo before moving into the high-energy world of Mixed Martial Arts (MMA).
Choo Sung Hoon is not just a fighter; he is a symbol of hard work and style. Whether he is winning a gold medal or appearing on a popular reality show, he always brings a lot of charisma. People love him because he is tough but also has a very kind heart. In this article, we will look at his amazing career, his family life, and how he became a global star. If you are a fan of sports or just love a good success story, you will find his life truly inspiring.
Quick Facts About Choo Sung Hoon
| Category | Details |
| Full Name | Choo Sung Hoon (Akiyama Yoshihiro) |
| Nickname | Sexyama |
| Birth Date | July 29, 1975 |
| Height | 5 ft 10 in (178 cm) |
| Weight Class | Welterweight / Middleweight |
| Primary Style | Judo (Black Belt) |
| Famous Shows | The Return of Superman, Physical: 100 |
| Family | Shiho Yano (Wife), Choo Sarang (Daughter) |
The Early Life of Akiyama Yoshihiro
Before the world knew him as Choo Sung Hoon, he was a young boy named Yoshihiro Akiyama growing up in Osaka, Japan. He was born into a family of Korean descent, which meant he had a very rich cultural background. From a very young age, his father taught him the importance of discipline through sports. Judo became his primary focus, and he spent many hours practicing on the mats. This early training helped him build the incredible strength and focus that he is known for today.
Growing up as a Korean-Japanese person was not always easy for Choo Sung Hoon. He faced challenges with his identity and where he felt he belonged. However, he used these challenges as fuel to become the best athlete possible. He eventually moved to South Korea to try and make their national judo team. Even though things were tough, he never gave up on his dreams. This “never-quit” attitude is exactly what makes him such a respected figure in the sporting world today.
From Judo Champion to MMA Icon
The transition from judo to MMA was a massive turning point for Choo Sung Hoon. In the early 2000s, he was already a gold medalist at the Asian Games. He was famous for his incredible throws and his ability to control his opponents on the ground. However, he wanted a new challenge, so he stepped into the cage. This was a bold move because MMA requires many different skills like boxing and wrestling. But Choo Sung Hoon adapted quickly because of his elite athletic base.
When he entered the K-1 Hero’s and later the UFC, fans were instantly drawn to him. He had a very flashy style and would often walk out to the song “Time to Say Goodbye.” This dramatic entrance made Choo Sung Hoon stand out from other fighters. Even when he faced much younger opponents, he showed that age is just a number. His fights were always exciting because he was willing to take risks. He became a fan favorite not just for winning, but for showing true warrior spirit every time.
Why Do Fans Call Him “Sexyama”?
It is hard to talk about Choo Sung Hoon without mentioning his famous nickname, “Sexyama.” This name came about because of his incredible fashion sense and his very fit physique. Most fighters focus only on training, but he also cares a lot about how he looks. He is often seen wearing high-end designer clothes and has a very bronze tan. This combination of being a “tough guy” and a “fashion icon” created a brand that fans absolutely adore.
The nickname stuck because Choo Sung Hoon leaned into it with a great sense of humor. He isn’t afraid to poke fun at his own vanity on television. While some might think a fighter should only be serious, he proved that you can be a fierce competitor and still have a fun personality. This charm helped him cross over from the sports world into the entertainment world. Today, Choo Sung Hoon is just as famous for his cool look as he is for his powerful judo throws.

His Journey on “The Return of Superman”
While many know him for fighting, a whole new generation of fans met Choo Sung Hoon through a reality show. He appeared on “The Return of Superman” with his adorable daughter, Choo Sarang. This show gave people a look at his life as a gentle and loving father. It was a huge contrast to see a man who fights in cages being so soft and playful with his child. The bond between Choo Sung Hoon and Sarang became a national sensation in South Korea.
During his time on the show, Choo Sung Hoon showed that family is the most important thing to him. Fans loved watching him cook for Sarang and take her on fun adventures. This “girl-dad” image made him even more popular with people who don’t even watch sports. It showed that behind the muscles and the “Sexyama” persona, there is a man who deeply cares for his family. This vulnerability made him one of the most relatable celebrities on TV.
The Physical: 100 Comeback
In 2023, Choo Sung Hoon surprised everyone by appearing on the Netflix hit show “Physical: 100.” The show gathered 100 of the strongest people to compete in difficult challenges. Even though he was one of the oldest contestants, he performed better than many people half his age. Choo Sung Hoon led his team with wisdom and strength, proving that experience is a massive advantage. He became the “big brother” figure that everyone looked up to during the intense competition.
His performance on the show reminded the world that Choo Sung Hoon is still an elite athlete. He didn’t just compete; he dominated in several rounds. His presence brought a lot of respect to the show because of his legendary status in MMA. Watching him push a heavy boat or win a wrestling match was truly inspiring. It sent a message to everyone that you can stay in peak physical shape even as you get older. Choo Sung Hoon proved once again that he is a true physical specimen.
Training Secrets and Fitness Routine
How does Choo Sung Hoon stay so fit at his age? The secret lies in his intense and consistent training routine. He doesn’t just lift weights; he does a lot of functional training that keeps his body flexible. Because of his judo background, he focuses heavily on core strength and balance. Choo Sung Hoon often shares clips of his workouts on social media, showing him doing everything from heavy squats to high-intensity interval training (HIIT).
Diet also plays a huge role in his success. He eats a lot of protein and healthy fats to maintain his muscle mass. However, Choo Sung Hoon also believes in enjoying life, so he doesn’t follow a boring diet all the time. He balances his hard work in the gym with recovery techniques like massage and proper sleep. By listening to his body, Choo Sung Hoon has been able to avoid major injuries and keep competing at a high level for decades.
Net Worth and Business Ventures
Success in the cage and on TV has led to a very impressive net worth for Choo Sung Hoon. He has earned a lot of money from his fight purses, but his biggest earnings likely come from endorsements and TV appearances. He is a brand ambassador for many luxury goods, including watches and clothing. Choo Sung Hoon knows how to market himself, which has allowed him to build a lasting career outside of professional sports.
In addition to his TV work, he has also been involved in various business ventures. From fitness-related projects to fashion collaborations, Choo Sung Hoon is a very smart businessman. He has used his fame to create a lifestyle brand that resonates with people who want to look and feel their best. This financial stability allows him to choose the projects he is truly passionate about. It is clear that Choo Sung Hoon is winning both in and out of the arena.
His Influence on Martial Arts in Asia
Choo Sung Hoon has had a massive impact on how martial arts are viewed in Asia. Before he became a star, MMA was often seen as just a violent sport. However, his charm and technical skill showed that it is a discipline that requires a lot of heart. He helped bridge the gap between Japan and South Korea through sportsmanship. Many young fighters today cite Choo Sung Hoon as the reason they started training in judo or MMA.
He also showed that athletes can have successful careers after they retire from full-time fighting. By moving into entertainment, Choo Sung Hoon paved the way for other martial artists to become mainstream celebrities. He proved that a fighter’s story doesn’t have to end when they hang up their gloves. His legacy is one of breaking barriers and showing that a “tough guy” can also be a role model for kindness and fashion.
The Style and Fashion of Sexyama
Style is a huge part of the Choo Sung Hoon brand. He is often called one of the best-dressed men in the sports world. He loves wearing tailored suits, expensive sunglasses, and bold patterns. Even when he is just heading to the gym, he looks like he is ready for a photo shoot. Choo Sung Hoon believes that looking good helps him feel confident, which in turn helps him perform better in everything he does.
He often shares his “Outfit of the Day” with his followers, inspiring men to take more interest in their appearance. His style is a mix of classic elegance and modern trends. Whether he is on a red carpet or at a weigh-in, Choo Sung Hoon always makes a statement. This dedication to fashion is why the name “Sexyama” fits him so perfectly. He has turned his personal taste into a recognizable part of his public identity.

Future Plans: What’s Next for the Legend?
Even as he gets older, Choo Sung Hoon shows no signs of slowing down. He still expresses interest in taking occasional fights if the right opponent comes along. He is also very active in the world of variety shows and broadcasting. Many fans hope to see him in more international projects, especially after the global success of “Physical: 100.” Choo Sung Hoon seems to enjoy the challenge of trying new things and meeting new people.
Beyond entertainment, he is focused on being a great mentor to younger athletes. He often shares advice on social media about discipline and mental toughness. Choo Sung Hoon wants to leave a legacy that inspires people to chase their dreams, no matter how old they are. Whatever he decides to do next, you can be sure that he will do it with his signature style and 100% effort. The world is always excited to see what Choo Sung Hoon will do next!
Frequently Asked Questions (FAQs)
1. Is Choo Sung Hoon still fighting in MMA?
Yes, he is still technically an active fighter. While he doesn’t fight as often as he used to, he occasionally competes in organizations like ONE Championship. He always stays in “fight shape” just in case!
2. What is Choo Sung Hoon’s ethnicity?
He is a third-generation Japanese of Korean descent (Zainichi Korean). He has held both Korean and Japanese citizenship at different points in his life and is very proud of both cultures.
3. Why is he so famous in South Korea?
While he is a great fighter, his fame exploded because of the reality show “The Return of Superman.” His sweet relationship with his daughter, Sarang, won the hearts of the entire country.
4. How old is Choo Sung Hoon?
As of 2024, he is 49 years old. Despite his age, he remains in incredible physical condition and often competes against much younger athletes.
5. What is “Sexyama”?
“Sexyama” is a nickname given to him by fans. It combines the word “Sexy” with his Japanese surname “Akiyama.” It refers to his muscular body and his high-end fashion sense.
6. Who is Choo Sung Hoon’s wife?
His wife is Shiho Yano, a very famous Japanese fashion model. Together, they are considered one of the most stylish and influential “power couples” in Asia.
Conclusion: A Life of Strength and Style
In summary, Choo Sung Hoon is a rare talent who has mastered the art of being both a fierce warrior and a charming entertainer. From the judo mats of Osaka to the neon lights of the UFC, he has always stayed true to himself. He taught us that you can be tough without being cold, and that you can be a father while still being a powerhouse athlete. His journey shows that with enough discipline and a little bit of “Sexyama” flair, anything is possible.
Whether you follow him for his fighting skills, his funny TV moments, or his great outfits, there is no denying his impact. Choo Sung Hoon continues to inspire millions by proving that life doesn’t slow down as you get older—it just gets more interesting. We can’t wait to see his next move!