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| Name: | Chiaki, Yutaka | 千明豊 |
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| Club: | ゼリア | ||
| Residence: | Ibaraki Pref. | ||
| Year of birth: | 1969 | (Cat. german: M55) | |
| Date of birth: | 05.06.1969 | (Cat. internat.: M55) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 426139 | ||
50 search results (50 Events, 4609.1 km). (More)
| 2025 | 1 Event, 100 km (More) | ||||
|---|---|---|---|---|---|
| 09.03.2025 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 12:38:12 h | Chiaki, Yutaka | Overall: 261 | M: 227 | Cat M55: 19 | |
| 2024 | 1 Event, 100 km (More) | ||||
| 10.03.2024 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 11:46:59 h | Chiaki, Yutaka | Overall: 160 | M: 148 | Cat M50: 22 | |
| 2023 | 1 Event, 100 km (More) | ||||
| 24.09.2023 | Akita Nairiku 100km Marathon (JPN) | 100km | |||
| 11:55:16 h | Chiaki, Yutaka | Overall: 212 | M: 188 | Cat M50: 37 | |
| 2022 | 3 Events, 300 km (More) | ||||
| 05.06.2022 | OSJ Aizu Bandaisan Ultramarathon - 100 km (JPN) | 100km | |||
| 12:50:56 h | Chiaki, Yutaka | Overall: 144 | M: 129 | Cat M50: 20 | |
| 22.05.2022 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 13:48:31 h | Chiaki, Yutaka | Overall: 534 | M: 484 | Cat M50: 107 | |
| 13.03.2022 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 11:07:14 h | Chiaki, Yutaka | Overall: 106 | M: 99 | Cat M50: 17 | |
| 2021 | 2 Events, 200 km (More) | ||||
| 25.04.2021 | Tokyo Ultra Marathon - 100 km (JPN) | 100km | |||
| 12:38:21 h | Chiaki, Yutaka | Overall: 83 | M: 79 | Cat M50: 9 | |
| 14.03.2021 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 11:00:27 h | Chiaki, Yutaka | Overall: 59 | M: 57 | Cat M50: 7 | |
| 2019 | 6 Events, 524.7 km (More) | ||||
| 08.12.2019 | Izu Trail Journey (JPN) | 71.7km | |||
| 11:08:53 h | Chiaki, Yutaka | Overall: 711 | M: 643 | Cat M50: 80 | |
| 07.10.2019 | Fuji 5 Lakes 118 km Autumn Challenge (JPN) | 118km | |||
| 14:35:52 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 131 | M: 118 | Cat M50: 11 |
| 25.08.2019 | Tsukuba Renjyo 70 Km Road & Trail Run (JPN) | 70km | |||
| 12:21:16 h | Chiaki, Yutaka | Overall: 150 | M: 133 | Cat M50: 25 | |
| 13.-14.07.2019 | Nozawa Onsen 4100D Mountain Trail (JPN) | 65km | |||
| 12:46:38 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 219 | M: 192 | Cat M50: 25 |
| 19.05.2019 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 11:40:51 h | Chiaki, Yutaka | Overall: 463 | M: 434 | Cat M45: 79 | |
| 24.03.2019 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 10:42:11 h | Chiaki, Yutaka | *Ushiku, Ibaraki Pref. | Overall: 166 | M: 156 | Cat M45: 24 |
| 2018 | 5 Events, 483 km (More) | ||||
| 23.09.2018 | Akita Nairiku 100km Marathon (JPN) | 100km | |||
| 11:36:17 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 157 | M: 136 | Cat M45: 30 |
| 14.-15.07.2018 | Nozawa Onsen 4100D Mountain Trail (JPN) | 65km | |||
| 13:57:20 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 136 | M: 124 | Cat M45: 29 |
| 17.06.2018 | Nikko 100km Ultramarathon (JPN) | 100km | |||
| 11:19:46 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 195 | M: 179 | Cat M45: 35 |
| 03.06.2018 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 12:38:09 h | Chiaki, Yutaka | Overall: 549 | M: 503 | Cat M45: 80 | |
| 22.04.2018 | Fuji 5 Lakes 118 km Challenge (JPN) | 118km | |||
| 13:37:15 h | Chiaki, Yutaka | Overall: 165 | M: 152 | Cat M45: 36 | |
| 2017 | 7 Events, 654.7 km (More) | ||||
| 10.12.2017 | Izu Trail Journey (JPN) | 71.7km | |||
| 12:54:52 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 815 | M: 731 | Cat M45: 140 |
| 15.-16.07.2017 | Nozawa Onsen 4100D Mountain Trail (JPN) | 65km | |||
| 12:30:37 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 166 | M: 145 | Cat M45: 37 |
| 02.07.2017 | Nikko 100km Ultramarathon (JPN) | 100km | |||
| 12:13:39 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 382 | M: 346 | Cat M45: 60 |
| 04.06.2017 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 11:17:47 h | Chiaki, Yutaka | Overall: 436 | M: 418 | Cat M45: 94 | |
| 21.05.2017 | Yatsugatake Nobeyama 100 km (JPN) | 100km | |||
| 12:42:31 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 427 | M: 381 | Cat M45: 96 |
| 23.04.2017 | Fuji 5 Lakes 118 km Challenge (JPN) | 118km | |||
| 14:01:02 h | Chiaki, Yutaka | Overall: 265 | M: 239 | Cat M45: 67 | |
| 26.03.2017 | Izu Oshima Ultra 100 Km (JPN) | 100km | |||
| 11:22:50 h | Chiaki, Yutaka | Overall: 25 | M: 20 | Cat M45: 5 | |
| 2016 | 10 Events, 884 km (More) | ||||
| 18.12.2016 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 11:46:18 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 95 | M: 82 | Cat M45: 9 |
| 16.10.2016 | Noto Peninsula 100 km Ultra Marathon (JPN) | 100km | |||
| 11:25:51 h | Chiaki, Yutaka | *Ushiku, Ibaraki Pref. | Overall: 53 | M: 45 | Cat M45: 9 |
| 25.09.2016 | Akita Nairiku 100km Marathon (JPN) | 100km | |||
| 11:07:02 h | Chiaki, Yutaka | *Ibaraki | Overall: 120 | M: 109 | Cat M45: 19 |
| 11.09.2016 | 100 km Ultramarathon Hakusan-Shirakawago (JPN) | 100km | |||
| 11:41:01 h | Chiaki, Yutaka | ゼリア | Overall: 117 | M: 109 | Cat M45: 18 |
| 28.08.2016 | Tsukuba Renjyo 70 Km Road & Trail Run (JPN) | 70km | |||
| 10:45:13 h | Chiaki, Yutaka | *Ushiku | Overall: 152 | M: 145 | Cat M45: 26 |
| 16.-17.07.2016 | Nozawa Onsen 4100D Mountain Trail (JPN) | 65km | |||
| 12:50:05 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 193 | M: 172 | Cat M45: 32 |
| 05.06.2016 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 10:44:06 h | Chiaki, Yutaka | Overall: 216 | M: 202 | Cat M45: 47 | |
| 29.04.2016 | Ishioka Trail Run (JPN) | 49km | |||
| 6:41:53 h | Chiaki, Yutaka | *Ushiku | Overall: 104 | M: 98 | Cat M45: 19 |
| 27.03.2016 | Izu Oshima Ultra 100 Km (JPN) | 100km | |||
| 10:45:32 h | Chiaki, Yutaka | Overall: 34 | M: 30 | Cat M45: 5 | |
| 17.01.2016 | Miyako 100 Km Ultramarathon (JPN) | 100km | |||
| 11:18:17 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 87 | M: 76 | Cat M45: 8 |
| 2015 | 8 Events, 736.7 km (More) | ||||
| 18.10.2015 | Noto Peninsula 100 km Ultra Marathon (JPN) | 100km | |||
| 11:31:37 h | Chiaki, Yutaka | *Ushiku, Ibaraki Pref. | Overall: 75 | M: 69 | Cat M45: 10 |
| 26.-27.09.2015 | Shizuoka to Yamanashi (STY) (JPN) | 76.7km | |||
| 17:35:00 h | Chiaki, Yutaka | Overall: 454 | M: 396 | Cat M45: 75 | |
| 30.08.2015 | Tsukuba Renjyo 70 Km Road & Trail Run (JPN) | 70km | |||
| 12:16:57 h | Chiaki, Yutaka | *Ushiku, Ibaraki Pref. | Overall: 316 | M: 289 | Cat M45: 48 |
| 28.06.2015 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:40:54 h | Chiaki, Yutaka | ゼリア | Overall: 733 | M: 658 | Cat M45: 148 |
| 06.06.2015 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 10:52:27 h | Chiaki, Yutaka | Overall: 266 | M: 252 | Cat M45: 58 | |
| 19.04.2015 | Fuji 5 Lakes 118 km Challenge (JPN) | 118km | |||
| 13:39:05 h | Chiaki, Yutaka | Overall: 208 | M: 190 | Cat M45: 38 | |
| 29.03.2015 | Osaka Yodogawa 100 Km Ultra Marathon (JPN) | 100km | |||
| 10:50:21 h | Chiaki, Yutaka | Overall: 162 | M: 147 | Cat M45: 28 | |
| 15.03.2015 | Izu Trail Journey (JPN) | 72km | |||
| 13:36:52 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 987 | M: 870 | Cat M45: 166 |
| 2014 | 5 Events, 426 km (More) | ||||
| 05.10.2014 | Noto Peninsula 100 km Ultra Marathon (JPN) | 102km | |||
| 12:21:26 h | Chiaki, Yutaka | *Ushiku, Ibaraki Pref. | Overall: 79 | M: 68 | Cat M45: 14 |
| 20.09.2014 | SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup (JPN) | 66km | |||
| 14:20:36 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 303 | M: 282 | Cat M45: 46 |
| 07.09.2014 | OSJ Adatara Trail 50K (JPN) | 50km | |||
| 11:55:31 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 206 | M: 190 | Cat M45: 30 |
| 29.06.2014 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:48:41 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 743 | M: 649 | Cat M45: 144 |
| 20.04.2014 | Fuji 5 Lakes 108 km Challenge (JPN) | 108km | |||
| 12:51:18 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 260 | M: 244 | Cat M40: 54 |
| 2013 | 1 Event, 100 km (More) | ||||
| 01.06.2013 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 12:50:37 h | Chiaki, Yutaka | *Ibaraki Pref. | Overall: 722 | M: 663 | Cat M40: 101 |
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 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100km | 10:40:54 |
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13:48:31
(5168/1284) |
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11:40:51
(4333/1944) |
12:38:09
(6310/3130) |
11:17:47
(3428/1437) |
10:44:06
(2686/1241) |
10:40:54
(2839/1188) |
11:48:41
(4378/1445) |
12:50:37
(6740/2766) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tokyo Shibamata 100 km | 7 | 13:48:31 | 11:40:51 | 12:38:09 | 11:17:47 | 10:44:06 | 10:52:27 | 12:50:37 | |||||
| Ibaraki 100k Ultra Marathon | 5 | 12:38:12 | 11:46:59 | 11:07:14 | 11:00:27 | 10:42:11 | |||||||
| Nozawa Onsen 4100D Mountain Trail | 4 | 12:46:38 | 13:57:20 | 12:30:37 | 12:50:05 | ||||||||
| Fuji 5 Lakes 108 km Challenge | 4 | 13:37:15 | 14:01:02 | 13:39:05 | 12:51:18 | ||||||||
| Tsukuba Renjyo 70 Km Road & Trail Run | 3 | 12:21:16 | 10:45:13 | 12:16:57 | |||||||||
| Izu Trail Journey | 3 | 11:08:53 | 12:54:52 | 13:36:52 | |||||||||
| Noto Peninsula 100 km Ultra Marathon | 3 | 11:25:51 | 11:31:37 | 12:21:26 | |||||||||
| Akita Nairiku 100km Marathon | 3 | 11:55:16 | 11:36:17 | 11:07:02 | |||||||||
| Nikko 100km Ultramarathon | 2 | 11:19:46 | 12:13:39 | ||||||||||
| Izu Oshima Ultra 100 Km | 2 | 11:22:50 | 10:45:32 | ||||||||||
| Lake Saroma 100 Km Ultramarathon | 2 | 10:40:54 | 11:48:41 |