Toukon Shidou Chapter 1

Toukon Shidou Chapter 1
Promotional poster featuring various NJPW wrestlers
Promotion	New Japan Pro-Wrestling
Date	January 4, 2006[1]
City	Tokyo, Japan
Venue	Tokyo Dome
Attendance	31,000[1]
January 4 Tokyo Dome Show chronology
← Previous Toukon Festival: Wrestling World 2005 Next → Wrestle Kingdom in Tokyo Dome
New Japan Pro-Wrestling events chronology
← Previous Toukon Festival: Wrestling World 2005 Next → Wrestle Kingdom in Tokyo Dome

Toukon Shidou Chapter 1 (闘魂始動 ~ CHAPTER1 ~, "Fighting Spirit Starting ~ CHAPTER1 ~") was a professional wrestling event produced by New Japan Pro-Wrestling (NJPW). It took place on January 4 in the Tokyo Dome. It was the fifteenth January 4 Tokyo Dome Show held by NJPW. The show drew 31,000 spectators.^[1]

The main focus of the 11 match show was the IWGP championship defenses in the semi-main event and the main event. In the semi-main event Masahiro Chono and Hiroyoshi Tenzan successfully defended the IWGP Tag Team Championship against Shiro Koshinaka and Takao Omori; while the main event featured Brock Lesnar retaining the IWGP Heavyweight Championship against Shinsuke Nakamura. For only the second time in the history of the January 4 Tokyo Dome Shows, no title changed hands.