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| Name: | Iwakiri, Nobuyasu | 岩切信泰 |
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| Club: | 駒沢公園jc | ||
| Residence: | Tokyo | ||
| Year of birth: | 1966 | (Cat. german: M60) | |
| Date of birth: | 03.10.1966 | (Cat. internat.: M55) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 322428 | ||
27 search results (21 Events, 3071.773 km). (More)
| 2025 | 3 Events, 500 km (More) | ||||
|---|---|---|---|---|---|
| 27.-28.09.2025 | Spartathlon (GRE) | 246km | |||
| 35:14:46 h | Iwakiri, Nobuyasu | Overall: 198 | M: 166 | Cat M55: 22 | |
| 19.-20.07.2025 | Michinoku Tsugaru Journey Run 154K (JPN) | 154km | |||
| 18:39:26 h | Iwakiri, Nobuyasu | 駒沢公園jc | Overall: 2 | M: 2 | Cat M55: 1 |
| 29.06.2025 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:09:33 h | Iwakiri, Nobuyasu | Overall: 136 | M: 122 | Cat M55: 8 | |
| 2024 | 4 Events, 691.773 km (More) | ||||
| 28.-29.09.2024 | Spartathlon (GRE) | 246km | |||
| 33:13:52 h | Iwakiri, Nobuyasu | Overall: 82 | M: 70 | Cat M55: 6 | |
| 13.-14.07.2024 | Michinoku Tsugaru Journey Run 154K (JPN) | 154km | |||
| 19:32:56 h | Iwakiri, Nobuyasu | 駒沢公園ｼﾞｮｷﾞﾝｸﾞｸﾗﾌﾞ | Overall: 5 | M: 5 | Cat M55: 1 |
| 30.06.2024 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:17:40 h | Iwakiri, Nobuyasu | Overall: 137 | M: 122 | Cat M55: 6 | |
| 24.-25.02.2024 | Taipei 24hr Ultra Marathon - 50mi Split (TPE) | 50mi | |||
| 8:13:58 h | Iwakiri, Nobuyasu | Overall: 15 | M: 13 | Cat M55: 1 | |
| 24.-25.02.2024 | Taipei 24hr Ultra Marathon - 50km Split (TPE) | 50km | |||
| 4:42:25 h | Iwakiri, Nobuyasu | Overall: 11 | M: 11 | Cat M55: 1 | |
| 24.-25.02.2024 | Taipei 24hr Ultra Marathon (TPE) | 24h | |||
| 191.773 km | Iwakiri, Nobuyasu | Overall: 12 | M: 10 | Cat M55: 1 | |
| 24.-25.02.2024 | Taipei 24hr Ultra Marathon - 100mi Split (TPE) | 100mi | |||
| 19:15:49 h | Iwakiri, Nobuyasu | Overall: 9 | M: 7 | Cat M55: 1 | |
| 24.-25.02.2024 | Taipei 24hr Ultra Marathon - 100km Split (TPE) | 100km | |||
| 10:39:51 h | Iwakiri, Nobuyasu | Overall: 14 | M: 12 | Cat M55: 1 | |
| 24.-25.02.2024 | Taipei 24hr Ultra Marathon - 12h Split (TPE) | 12h | |||
| 109.123 km | Iwakiri, Nobuyasu | Overall: 15 | M: 13 | Cat M55: 1 | |
| 24.02.2024 | Taipei 24hr Ultra Marathon - 6h Split (TPE) | 6h | |||
| 61.342 km | Iwakiri, Nobuyasu | Overall: 13 | M: 12 | Cat M55: 1 | |
| 2023 | 1 Event, 100 km (More) | ||||
| 25.06.2023 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:48:28 h | Iwakiri, Nobuyasu | Overall: 260 | M: 237 | Cat M55: 22 | |
| 2019 | 1 Event, 100 km (More) | ||||
| 30.06.2019 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 8:38:41 h | Iwakiri, Nobuyasu | Overall: 82 | M: 73 | Cat M50: 9 | |
| 2018 | 3 Events, 534 km (More) | ||||
| 28.-29.09.2018 | Spartathlon (GRE) | 246km | |||
| 30:18:47 h | Iwakiri, Nobuyasu | Overall: 54 | M: 49 | Cat M50: 6 | |
| 14.-16.07.2018 | Michinoku Tsugaru Journey Run 188K (JPN) | 188km | |||
| 24:32:35 h | Iwakiri, Nobuyasu | *Tokyo | Overall: 2 | M: 2 | Cat M50: 1 |
| 24.06.2018 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 8:56:32 h | Iwakiri, Nobuyasu | Overall: 154 | M: 139 | Cat M50: 20 | |
| 2017 | 3 Events, 546 km (More) | ||||
| 29.-30.09.2017 | Spartathlon (GRE) | 246km | |||
| 32:57:49 h | Iwakiri, Nobuyasu | Overall: 110 | M: 90 | Cat M50: 8 | |
| 15.-17.07.2017 | Michinoku Tsugaru Journey Run 200K (JPN) | 200km | |||
| 26:41:20 h | Iwakiri, Nobuyasu | Overall: 2 | M: 2 | Cat M50: 1 | |
| 25.06.2017 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 8:26:39 h | Iwakiri, Nobuyasu | 駒沢公園jc | Overall: 69 | M: 63 | Cat M50: 1 |
| 2016 | 2 Events, 200 km (More) | ||||
| 26.06.2016 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 8:42:21 h | Iwakiri, Nobuyasu | 駒沢公園ジョギングクラブ | Overall: 132 | M: 123 | Cat M45: 18 |
| 27.03.2016 | Osaka Yodogawa 100 Km Ultra Marathon (JPN) | 100km | |||
| 8:55:55 h | Iwakiri, Nobuyasu | Overall: 12 | M: 12 | Cat M45: 4 | |
| 2015 | 1 Event, 100 km (More) | ||||
| 28.06.2015 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:18:08 h | Iwakiri, Nobuyasu | 駒沢公園ジョギングクラブ | Overall: 248 | M: 225 | Cat M45: 53 |
| 2014 | 1 Event, 100 km (More) | ||||
| 29.06.2014 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:00:15 h | Iwakiri, Nobuyasu | 駒沢公園JC | Overall: 85 | M: 79 | Cat M45: 15 |
| 2012 | 1 Event, 100 km (More) | ||||
| 24.06.2012 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:14:41 h | Iwakiri, Nobuyasu | *Tokyo | Overall: 171 | M: 153 | Cat M45: 32 |
| 2011 | 1 Event, 100 km (More) | ||||
| 26.06.2011 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:53:35 h | Iwakiri, Nobuyasu | *Tokyo | Overall: 314 | M: 284 | Cat M40: 50 |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | 2011 | |
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| 50km | 4:42:25 |
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4:42:25
(4393/39) |
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| 50mi | 8:13:58 |
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8:13:58
(298/9) |
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| 100km | 8:26:39 |
9:09:33
(652/208) |
9:17:40
(819/221) |
9:48:28
(1173/462) |
8:38:41
(388/120) |
8:56:32
(660/222) |
8:26:39
(301/96) |
8:42:21
(479/168) |
9:18:08
(1029/373) |
9:00:15
(657/164) |
9:14:41
(809/193) |
9:53:35
(1417/367) |
| 100mi | 19:15:49 |
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19:15:49
(241/9) |
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| 6h | 61.342 |
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61.342
(891/9) |
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| 12h | 109.123 |
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109.123
(432/15) |
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| 24h | 191.773 |
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191.773
(400/28) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | 2011 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lake Saroma 100 Km Ultramarathon | 11 | 9:09:33 | 9:17:40 | 9:48:28 | 8:38:41 | 8:56:32 | 8:26:39 | 8:42:21 | 9:18:08 | 9:00:15 | 9:14:41 | 9:53:35 |
| Michinoku Tsugaru Journey Run 200K | 4 | 18:39:26 | 19:32:56 | 24:32:35 | 26:41:20 | |||||||
| Spartathlon | 4 | 35:14:46 | 33:13:52 | 30:18:47 | 32:57:49 |