| Takuya Kawaguchi 川口 卓哉 | |
| Fullname: | Takuya Kawaguchi |
| Birth Date: | 11 October 1978 |
| Birth Place: | Hokkaido, Japan |
| Position: | Defender |
| Youthyears1: | 1994–1996 |
| Youthclubs1: | Sapporo Shiroishi High School |
| Years1: | 1997–2001 |
| Clubs1: | Shonan Bellmare |
| Caps1: | 82 |
| Goals1: | 3 |
| Years2: | 2002 |
| Clubs2: | Tokyo Verdy |
| Caps2: | 8 |
| Goals2: | 0 |
| Years3: | 2003 |
| Clubs3: | Consadole Sapporo |
| Caps3: | 21 |
| Goals3: | 0 |
| Totalcaps: | 111 |
| Totalgoals: | 3 |
| Nationalyears1: | 1995 |
| Nationalteam1: | Japan U-17 |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 0 |
is a former Japanese football player.
Kawaguchi was born in Hokkaido on October 11, 1978. After graduating from high school, he joined Bellmare Hiratsuka (later Shonan Bellmare) in 1997. He played often in 1999. He moved to Tokyo Verdy in 2002. However he did not play much and moved to his local club, the Consadole Sapporo in 2003. He retired at the end of the 2003 season.
In August 1995, Kawaguchi was selected Japan U-17 national team for 1995 U-17 World Championship. He played full time in all 3 matches.
| Club performance | League | Cup | League Cup | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Club | League | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |
| Japan | League | Emperor's Cup | J.League Cup | Total | |||||||
| 1997 | Bellmare Hiratsuka | J1 League | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 1998 | 6 | 0 | 0 | 0 | 4 | 0 | 10 | 0 | |||
| 1999 | 24 | 2 | 0 | 0 | 2 | 0 | 26 | 2 | |||
| 2000 | Shonan Bellmare | J2 League | 27 | 1 | 0 | 0 | 2 | 0 | 29 | 1 | |
| 2001 | 25 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | |||
| 2002 | Tokyo Verdy | J1 League | 8 | 0 | 0 | 0 | 1 | 0 | 9 | 0 | |
| 2003 | Consadole Sapporo | J2 League | 21 | 0 | 0 | 0 | colspan=2 | - | 21 | 0 | |
| Total | 111 | 3 | 0 | 0 | 9 | 0 | 120 | 3 | |||