Held on March 4th, 2003, Deep 8th Impact includes the middleweight Shooto champion (Hayato Sakurai) vs. Deep middleweight champion (Ryuki Ueyama) and many more matches.
- Tomomi Iwama vs. Masashi Kameda
- Koji Takeuchi vs. Tashirou Nishiuchi
- Hidetada Irie vs. Max Miyazawa
- Kazuki Okubo & Kyosuke Sasaki vs. Shoichi Ichimiya & Spelu Papiyon
- Osami Shibuya vs. Yasuhito Namekawa
- Dokonjonosuke Mishima vs. Fabio Mello
- Hayato Sakurai vs. Ryuki Ueyama