[2] As of 2024, he is the manager of Shohei High School's football team, who plays in the Prince Takamado JFA U-18 Premier League.

[3] He took an active part in the 2008 season and Nagoya participated in the AFC Champions League for the first time.

He enumerated two goals in 2009 AFC Champions League for Nagoya Grampus and contributed to the team's semifinal advancement.

[7] Tamada made his field debut as a member of the Japan national team against Singapore in 2006 FIFA World Cup qualification on 31 March 2004.

[8] He scored three goals in the 2004 AFC Asian Cup, and this contributed to the Japan national team's top place finish.