Pancrase 2005 5 2005-05-01 2005-05-01 Pancrase: Spiral 4 was an event held on May 1, 2005 at Yokohama Cultural Gymnasium in Yokohama, Kanagawa, Japan. Fight Card: 1. Takehiro Iseya vs. Shinsuke Shoji 2. Daizo Ishige vs. Hiroki Nagaoka 3. Takumi Yano vs. Ippo Watanuki 4. Hidehiko Hasegawa vs. Naoki Seki 5. Daisuke Watanabe vs. Yuya Shirai 6. Ryuta Noji vs. Jin Chul Oh 7. Katsuya Inoue vs. Kenji Arai 8. Nate Marquardt vs. Izuru Takeuchi 674435