Koji Miyoshi

Youth career

In August 2011, Miyoshi was call–up by Japan U16 for the AFC U-16 Championship qualification. He played four times and helped Japan U16 qualify for the AFC U-16 Championship. In May 2012, Miyoshi was called up to the Japan U16 squad for the AFF U-16 Youth Championship in Laos. He helped the Japan U16 reach all the away to the final and scored two goals throughout the tournament, including a scoring at stoppage time, in a 3–1 win against Australia U16. In the AFC U-16 Championship, Miyoshi was called up to the Japan U16 squad and helped the side reach all the away to the final. However in the AFC U-16 Championship final, he was the only successful Japan U15 penalty taker, as the side lost 3–1 on penalties against Uzbekistan U16. In December 2012, Miyoshi was called up to the Japan U-17 national team for the UAE Junior Friendly Tournament. He appeared three times throughout January. In October 2013, Miyoshi was picked for the Japan U17 squad for the 2013 U-17 World Cup in the United Arab Emirates. He played three matches and Japan quarter final’s run only to lose to Sweden U17 2–1. In August 2013, Miyoshi was called up to the Japan U18 squad for the first time. He made his Japan U18 debut, starting the whole game, in a 4–1 lost against Czech Republic U18 on 21 August 2013. On 17n December 2014, Miyoshi was called up Japan U18 ide for the 27th Valentin Granatkin International Football Tournament in Russia. In the tournament, he scored two goals, both…

Club

As of match played 28 August 2026

International

Scores and results list Japan's goal tally first, score column indicates score after each Miyoshi goal.

Early career

Born in Kawasaki, Kanagawa, Miyoshi was introduced to football by his older brother in the first year of elementary school. Like him, his older brother was a footballer and his father was a football coach. His first club was at Nakanojima FC. Soon after, he joined the Kawasaki Frontale’s youth team at age 10. having been the only two out of the 300 participants to pass the exam. Miyoshi progressed through the youth team all way to the U18 side. Due to his "small stature and sharp movements", which was a reminiscent of Lionel Messi, he earned a nickname of "Miyessi". In 2011, Miyoshi scored four times on two occasions in his first year at Kawasaki Frontale’s U18. Two years later, he scored three hat–tricks in his third year at Kawasaki Frontale’s U18. However towards the end of 2013, Miyoshi’s progress at Kawasaki Frontale’s U18 was interrupted when he suffered a knee injury that saw him sidelined for ten months. On 8 August 2014, it was announced that Miyoshi and Ko Itakura would be promoted to the Kawasaki Frontale’s senior team ahead of the 2015 season.

Kawasaki Frontale

Ahead of the 2015 season, Miyoshi was introduced to the Kawasaki Frontale’s first team at the club’s press conference and was given a number twenty–six shirt. On 4 April 2015, he made his debut for the club, coming on as a late substitute, in a 4–1 win against Albirex Niigata. After the match, Miyoshi said it was a dream come true to have made his professional debut. On 22…

In addition to speaking Japanese, Miyoshi began taking English lessons. While the season was cancelled because of the COVID-19 pandemic, Miyoshi said he exercised regularly in order to maintain his fitness. On 1 September 2021, Miyoshi revealed that he had married a non-general woman the previous year. Miyoshi is friends with Kaoru Mitoma, having known each other since they were ten and played for the same academy. Outside of football, he’s a fan of anime, including One Piece.