Ironman Japan South Hokkaido, all editions

Ironman Japan South Hokkaido 2025

14 Sep 2025. 1,046 finishers, median finish time 13:42:07, 12% of starters did not finish.

Top 10 men

1. okura takuya (Japan), M30-34: 8:34:30
2. Paulo Puccinelli (Brazil), M35-39: 8:56:43
3. KIKUCHI TOMOAKI (Japan), M35-39: 9:08:51
4. YOHEI TSUCHIDA (Japan), M45-49: 9:11:19
5. DIOGENES DE ABREU NETO (Brazil), M30-34: 9:22:12
6. Daniel Da Gama Guimarães Ramalho (Brazil), M45-49: 9:23:10
7. James Plant (United Kingdom), M40-44: 9:24:38
8. Alexey Oreshin (Armenia), M40-44: 9:27:12
9. Qisheng Li (China), M35-39: 9:35:00
10. Yuki Sakakibara (Japan), M30-34: 9:35:18

Top 10 women

1. LARISSA MARYA FABRINI DE OLIVEIRA (Brazil), F35-39: 9:45:48
2. Joelly Ines (Austria), F35-39: 10:05:58
3. Chiho Miura (Japan), F50-54: 11:19:09
4. Sakiko Miyake (Japan), F40-44: 11:24:11
5. Megan Bailey (United Kingdom), F30-34: 11:45:02
6. Mayuko Tanikawa (Japan), F60-64: 11:47:02
7. Silvia Stajer (Canada), F25-29: 11:55:36
8. Mirella Niskala (United States), F45-49: 12:01:28
9. Kyoko Saito (Japan), F55-59: 12:09:44
10. Dakukai Haku (Japan), F40-44: 12:11:54

Age group winners

• F18-24: Nowa Watanabe, 16:46:20
• F25-29: Silvia Stajer, 11:55:36
• F30-34: Megan Bailey, 11:45:02
• F35-39: LARISSA MARYA FABRINI DE OLIVEIRA, 9:45:48
• F40-44: Sakiko Miyake, 11:24:11
• F45-49: Mirella Niskala, 12:01:28
• F50-54: Chiho Miura, 11:19:09
• F55-59: Kyoko Saito, 12:09:44
• F60-64: Mayuko Tanikawa, 11:47:02
• F65-69: Erika Suzuki, 14:24:47
• FGuide: mayumi waki, 16:37:38
• M18-24: Kengo Sawada, 10:27:47
• M25-29: Dean Travers, 9:47:37
• M30-34: okura takuya, 8:34:30
• M35-39: Paulo Puccinelli, 8:56:43
• M40-44: James Plant, 9:24:38
• M45-49: YOHEI TSUCHIDA, 9:11:19
• M50-54: Kenzaburo Hata, 9:46:04
• M55-59: Shinichiro Arai, 10:19:07
• M60-64: Muneo Kato, 10:54:46
• M65-69: Ernesto Abedumdelima, 12:09:14
• M70-74: Koji Akahama, 12:17:18
• M75-79: 兼義 奈良, 14:42:39
• MGuide: Hayato Kawahara, 15:08:46
• PC/ID: Seiji Tanaka, 12:32:03