| Personal information | |||
|---|---|---|---|
| Full name | Osvaldo José Martins Júnior | ||
| Date of birth | July 7, 1982 | ||
| Place of birth | São Simão, Brazil | ||
| Height | 1.75 m (5 ft 9 in) | ||
| Position(s) | Midfielder | ||
| Youth career | |||
| 1999–2001 | Aomori Yamada HS | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2002 | Shimizu S-Pulse | 0 | (0) |
| 2003 | Ventforet Kofu | 4 | (0) |
| 2003 | Sagan Tosu | 19 | (1) |
| 2004–2006 | Marília | ||
| 2007 | Brasilis | ||
| 2007–2011 | Khazar Lankaran | 53 | (6) |
| 2011–2012 | Baku | 14 | (1) |
| 2012 | Ferroviária | 5 | (0) |
| 2012 | Marília | 6 | (0) |
| 2013 | Votuporanguense | 7 | (0) |
| 2013 | Araxá | 3 | (0) |
| 2014 | Votuporanguense | 4 | (0) |
| 2015 | Comercial | 17 | (3) |
| 2015–2016 | Kapaz | 33 | (6) |
| 2017–2018 | ReinMeer Aomori | ||
| *Club domestic league appearances and goals, correct as of 19 February 2017 | |||
Juninho (little Júnior) full name Osvaldo José Martins Júnior (born 7 July 1982) is a Brazilian footballer who currently plays for Japan Football League side ReinMeer Aomori FC.