| Takayuki Yamaguchi 山口 貴之 | |
| Fullname: | Takayuki Yamaguchi |
| Birth Date: | 1 August 1973 |
| Birth Place: | Machida, Tokyo, Japan |
| Position: | Midfielder |
| Youthyears1: | 1989–1991 |
| Youthclubs1: | Yomiuri |
| Years1: | 1992–1999 |
| Clubs1: | Verdy Kawasaki |
| Caps1: | 19 |
| Goals1: | 2 |
| Years2: | 1995 |
| Clubs2: | →Brummell Sendai (loan) |
| Caps2: | 14 |
| Goals2: | 1 |
| Years3: | 1996–1997 |
| Clubs3: | →Kyoto Purple Sanga (loan) |
| Caps3: | 51 |
| Goals3: | 9 |
| Years4: | 1999 |
| Clubs4: | Vissel Kobe |
| Caps4: | 8 |
| Goals4: | 1 |
| Years5: | 2000–2001 |
| Clubs5: | Gamba Osaka |
| Caps5: | 30 |
| Goals5: | 1 |
| Years6: | 2001–2003 |
| Clubs6: | Vissel Kobe |
| Caps6: | 24 |
| Goals6: | 0 |
| Years7: | 2004–2005 |
| Clubs7: | Thespa Kusatsu |
| Caps7: | 55 |
| Goals7: | 14 |
| Years8: | 2006–2007 |
| Clubs8: | Sagan Tosu |
| Caps8: | 66 |
| Goals8: | 4 |
| Years9: | 2008 |
| Clubs9: | FC Machida Zelvia |
| Caps9: | 6 |
| Goals9: | 0 |
| Totalcaps: | 273 |
| Totalgoals: | 32 |
is a former Japanese football player.
Yamaguchi was born in Machida on August 1, 1973. He joined Verdy Kawasaki from youth team in 1992. However he could not play at all in the match behind Ruy Ramos, Tsuyoshi Kitazawa, Bismarck and so on. In 1995, he moved to Japan Football League club Brummell Sendai and played many matches. In 1996, he moved to newly was promoted to J1 League club, Kyoto Purple Sanga. He played as regular player in 2 seasons and he returned to Verdy in 1998. However he could not play many matches and he moved to Vissel Kobe in July 1999. In 2000, he moved to Gamba Osaka and played many matches. In August 2001, he moved to Vissel again and played until 2003. In 2004, he moved to Japan Football League club Thespa Kusatsu. He played as regular player and the club was promoted to J2 League in 2005. In 2006, he moved to Sagan Tosu and played in 2 seasons. In 2008, he moved to his local club FC Machida Zelvia in Regional Leagues. He retired end of 2008 season.
| Club performance | League | Cup | League Cup | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Club | League | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |
| Japan | League | Emperor's Cup | League Cup | Total | |||||||
| 1992 | Verdy Kawasaki | J1 League | colspan=2 | - | 0 | 0 | 0 | 0 | |||
| 1993 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | |||
| 1994 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| 1995 | 0 | 0 | 0 | 0 | colspan=2 | - | 0 | 0 | |||
| 1995 | Brummell Sendai | Football League | 14 | 1 | 1 | 0 | colspan=2 | - | 15 | 1 | |
| 1996 | Kyoto Purple Sanga | J1 League | 22 | 3 | 3 | 2 | 4 | 1 | 29 | 6 | |
| 1997 | 29 | 6 | 2 | 0 | 6 | 1 | 37 | 7 | |||
| 1998 | Verdy Kawasaki | J1 League | 15 | 2 | 3 | 0 | 0 | 0 | 18 | 2 | |
| 1999 | 4 | 0 | 0 | 0 | 3 | 0 | 7 | 0 | |||
| 1999 | Vissel Kobe | J1 League | 8 | 1 | 0 | 0 | 0 | 0 | 8 | 1 | |
| 2000 | Gamba Osaka | J1 League | 23 | 1 | 3 | 0 | 4 | 1 | 30 | 2 | |
| 2001 | 7 | 0 | 0 | 0 | 2 | 0 | 9 | 0 | |||
| 2001 | Vissel Kobe | J1 League | 7 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | |
| 2002 | 2 | 0 | 1 | 0 | 1 | 0 | 4 | 0 | |||
| 2003 | 15 | 0 | 0 | 0 | 6 | 0 | 21 | 0 | |||
| 2004 | Thespa Kusatsu | Football League | 27 | 10 | 4 | 1 | colspan=2 | - | 31 | 11 | |
| 2005 | J2 League | 28 | 4 | 1 | 0 | colspan=2 | - | 29 | 4 | ||
| 2006 | Sagan Tosu | J2 League | 39 | 3 | 2 | 0 | colspan=2 | - | 41 | 3 | |
| 2007 | 27 | 1 | 3 | 0 | colspan=2 | - | 30 | 1 | |||
| 2008 | FC Machida Zelvia | Regional Leagues | 6 | 0 | colspan=2 | - | colspan=2 | - | 6 | 0 | |
| Career total | 273 | 32 | 23 | 3 | 27 | 3 | 323 | 38 | |||