| # | Date | Promotion | Match |
| 1 | 20.07.2000 |  |
IWGP Heavyweight Title: Kensuke Sasaki (c) defeats Takashi Iizuka (20:30) NJPW Summer Struggle 2000 - Tag 20 - TV-Show @ Hokkaido Sports Center in Sapporo, Hokkaido, Japan |
| 2 | 02.06.2000 | |
IWGP Heavyweight Title: Kensuke Sasaki (c) defeats Manabu Nakanishi (20:14) NJPW Best Of The Super Junior VII - Tag 11 - TV-Show @ Nippon Budokan in Tokyo, Japan |
| 3 | 05.05.2000 | |
IWGP Heavyweight Title: Power Warrior (c) defeats Great Muta (12:44) NJPW Wrestling Dontaku In Fukuoka Dome 2000 - TV-Show @ Fukuoka Dome in Fukuoka, Japan |
| 4 | 19.03.2000 | |
IWGP Heavyweight Title: Kensuke Sasaki (c) defeats Satoshi Kojima (25:02) NJPW Hyper Battle 2000 - Tag 10 - TV-Show @ Aichi Prefectural Gymnasium in Nagoya, Aichi, Japan |
| 5 | 05.02.2000 | |
IWGP Heavyweight Title: Kensuke Sasaki (c) defeats Don Frye (14:02) NJPW Fighting Spirit 2000 - Tag 4 - TV-Show @ Tsukisamu Green Dome in Sapporo, Hokkaido, Japan |
| 6 | 04.01.2000 | |
IWGP Heavyweight Title: Kensuke Sasaki defeats Genichiro Tenryu (c) (14:43) - TITLE CHANGE !!! NJPW Wrestling World 2000 - TV-Show @ Tokyo Dome in Tokyo, Japan |
