is a Japanese football manager and former player. He played for the Japan national team. Club career Yamaguchi was born in Takasaki on January 29, 1969. After graduating from Tokai University, he joined All Nippon Airways (later Yokohama Flügels) in 1991. The club won 1993 Emperor's Cup their first time in major title. In Asia, the club also won 1994–95 Asian Cup Winners' Cup. In 1998, the club won Emperor's Cup. However the club was disbanded end of 1998 season due to financial strain, he moved to Nagoya Grampus Eight with Seigo Narazaki in 1999. The club won 1999 Emperor's Cup. He moved to J2 League club Albirex Niigata in 2003. The club won the champions in 2003 and was promoted to J1 League. In August 2005, he moved to J2 League club Yokohama FC was founded by Yokohama Flügels supporters. The club won the champions in 2006 and was promoted to J1 League. He retired end of 2007 season. He also served as captain in all teams. International career In January 1995, Yamagugchi was selected by the Japan national team for the 1995 King Fahd Cup. At this competition, on January 6, he debuted against Nigeria. After his debut, he became a regular player and he played most matches for Japan until the 1998 FIFA World Cup. In 1996, he played full time in all matches at 1996 AFC Asian Cup. In the 1998 FIFA World Cup qualification in 1997, he played all matches and Japan won the qualify for 1998 World Cup first time Japan's history. At the 1998 FIFA World Cup, he played full time in all three matches. These were his last appearances for Japan. He played 58 games and scored 4 goals for Japan until 1998. Coaching career After retirement, Yamaguchi became a manager for Yokohama FC as Yasuyuki Kishino successor in March 2012. He managed the club until 2014 Career statistics Club International Scores and results list Japan's goal tally first, score column indicates score after each Yamaguchi goal. Managerial statistics Honors Yokohama Flügels Emperor's Cup: 1993, 1998 Asian Super Cup: 1995 Nagoya Grampus Eight Emperor's Cup: 1999 Albirex Niigata J2 League: 2003 Individual J1 League Best Eleven: 1996, 1997 References External links Japan National Football Team Database 1969 births Living people Tokai University alumni Association football people from Gunma Prefecture Japanese footballers Japan international footballers Japan Soccer League players J1 League players J2