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| Name: | Usui, Tetsuo | 碓井鉄雄 |
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| Club: | Rtrt | ||
| Residence: | Sumida | ||
| Year of birth: | 1975 | (Cat. german: M50) | |
| Date of birth: | 09.06.1975 | (Cat. internat.: M50) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 893356 | ||
47 search results (47 Events, 5951.47 km). (More)
| 2025 | 6 Events, 782.934 km (More) | ||||
|---|---|---|---|---|---|
| 05.-07.12.2025 | Chiangmai Thailand by UTMB - CHIANG DAO 100 (THA) | 100mi | |||
| 38:34:09 h | Usui, Tetsuo | Overall: 134 | M: 116 | Cat M50: 15 | |
| 08.-09.11.2025 | Tokyo 100 (JPN) | 100km | |||
| 22:43:34 h | Usui, Tetsuo | Overall: 17 | M: 16 | Cat M50: 3 | |
| 25.-26.10.2025 | Jungle Guruguru Max - 160 km (JPN) | 160km | |||
| 32:07:47 h | Usui, Tetsuo | Overall: 6 | M: 6 | Cat M50: 3 | |
| 20.-21.09.2025 | SkyViewTrail Memorial Cup (JPN) | 130km | |||
| 32:58:09 h | Usui, Tetsuo | Overall: 87 | M: 81 | Cat M50: 21 | |
| 05.-06.07.2025 | Central Alps Skyline Japan (JPN) | 90km | |||
| 15:43:59 h | Usui, Tetsuo | Overall: 27 | M: 25 | Cat M50: 3 | |
| 14.-16.02.2025 | The 9 Dragons - 50/50 (HKG) | 142km/2stages | |||
| 24:49:26 h | Usui, Tetsuo | Overall: 17 | M: 13 | Cat M45: 3 | |
| 2024 | 8 Events, 1039 km (More) | ||||
| 08.-10.11.2024 | TransLantau 120 by UTMB (HKG) | 129km | |||
| 30:34:56 h | Usui, Tetsuo | Rtrt Penguin Team | Overall: 93 | M: 79 | Cat M45: 15 |
| 22.-23.09.2024 | SkyViewTrail Memorial Cup (JPN) | 138km | |||
| 31:49:14 h | Usui, Tetsuo | Overall: 80 | M: 73 | Cat M45: 17 | |
| 30.08.-01.09.2024 | Ultra Trail Tour du Mont Blanc (UTMB) (FRA) | 176km | |||
| 42:30:52 h | Usui, Tetsuo | Rtrt Penguin Team | Overall: 1118 | M: 1004 | Cat M45: 162 |
| 14.-15.07.2024 | Nozawa Onsen 4100D Mountain Trail (JPN) | 65km | |||
| 9:40:19 h | Usui, Tetsuo | *Tokyo | Overall: 32 | M: 30 | Cat M45: 7 |
| 29.-30.06.2024 | Central Alps Skyline Japan (JPN) | 90km | |||
| 15:20:42 h | Usui, Tetsuo | Overall: 24 | M: 23 | Cat M45: 6 | |
| 21.-23.06.2024 | Deep Japan Ultra 100 - 165 km (JPN) | 165km | |||
| 43:28:42 h | Usui, Tetsuo | Overall: 45 | M: 40 | Cat M45: 10 | |
| 26.-27.04.2024 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 36:40:06 h | Usui, Tetsuo | 竜太練rtrtペンギン | Overall: 427 | M: 392 | Cat M45: 99 |
| 23.-24.03.2024 | Hiroshima Wangan Trail Run (JPN) | 109km | |||
| 20:07:23 h | Usui, Tetsuo | Overall: 55 | M: 50 | Cat M45: 6 | |
| 2023 | 8 Events, 1094.934 km (More) | ||||
| 08.-10.12.2023 | Doi Inthanon Thailand by UTMB - TRANS-INT 160 (THA) | 175km | |||
| 38:33:11 h | Usui, Tetsuo | Overall: 43 | M: 34 | Cat M45: 5 | |
| 10.-12.11.2023 | TransLantau 140 by UTMB (HKG) | 139km | |||
| 28:22:27 h | Usui, Tetsuo | Rtrt Penguin Team, Ryutaren | Overall: 56 | M: 48 | Cat M45: 5 |
| 14.-15.10.2023 | Jungle Guruguru Max - 120 km (JPN) | 120km | |||
| 26:45:01 h | Usui, Tetsuo | 竜太練ペンギンチーム | Overall: 11 | M: 9 | Cat M45: 4 |
| 07.-08.10.2023 | TransJeju by UTMB 100 (KOR) | 100km | |||
| 15:29:13 h | Usui, Tetsuo | Overall: 106 | M: 87 | Cat M45: 12 | |
| 23.-24.09.2023 | SkyViewTrail Memorial Cup (JPN) | 128km | |||
| 26:02:32 h | Usui, Tetsuo | Overall: 38 | M: 34 | Cat M45: 5 | |
| 17.-18.06.2023 | Okumusashi Long Trail Race 105K (JPN) | 105km | |||
| 29:08:22 h | Usui, Tetsuo | Rtrt | Overall: 84 | M: 79 | Cat M45: 19 |
| 20.-21.05.2023 | Trainic World 100 Mile in Sai-No-Kuni (JPN) | 100mi | |||
| 33:58:20 h | Usui, Tetsuo | Rtrt | Overall: 84 | M: 78 | Cat M45: 16 |
| 21.-23.04.2023 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 31:58:49 h | Usui, Tetsuo | *Tokyo | Overall: 284 | M: 256 | Cat M45: 55 |
| 2022 | 7 Events, 1064.934 km (More) | ||||
| 09.-11.12.2022 | Thailand by UTMB - 100mi (THA) | 171km | |||
| 39:17:05 h | Usui, Tetsuo | Overall: 105 | M: 96 | Cat M45: 16 | |
| 20.-21.11.2022 | FunTrails100K Round (JPN) | 106km | |||
| 24:17:02 h | Usui, Tetsuo | *Tokyo | Overall: 174 | M: 159 | Cat M45: 36 |
| 22.-23.10.2022 | Jungle Guruguru Max - 160 km (JPN) | 160km | |||
| 31:41:36 h | Usui, Tetsuo | *Tokyo | Overall: 3 | M: 3 | Cat M45: 1 |
| 17.-19.09.2022 | Shinetsu Five Mountains Trail 100 mile (JPN) | 100mi | |||
| 32:36:07 h | Usui, Tetsuo | *Tokyo | Overall: 184 | M: 163 | Cat M45: 36 |
| 16.07.2022 | OSJ Ontake 100km Ultra Trail (JPN) | 100km | |||
| 16:30:08 h | Usui, Tetsuo | *Tokyo | Overall: 412 | M: 368 | Cat M45: 102 |
| 22.-24.04.2022 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 33:50:21 h | Usui, Tetsuo | *Tokyo | Overall: 501 | M: 447 | Cat M45: 111 |
| 12.-13.03.2022 | Little Edo Oedo 200k (JPN) | 200km | |||
| 34:14:28 h | Usui, Tetsuo | *Tokyo | Overall: 131 | M: 112 | Cat M45: 24 |
| 2021 | 4 Events, 561 km (More) | ||||
| 20.-21.11.2021 | FunTrails100K Round (JPN) | 106km | |||
| 20:23:58 h | Usui, Tetsuo | *Tokyo | Overall: 86 | M: 75 | Cat M45: 6 |
| 12.-14.11.2021 | Osaka Natsunojin Kurondo Rondo - 180 km (JPN) | 180km | |||
| 41:38:45 h | Usui, Tetsuo | Overall: 8 | M: 7 | Cat M45: 3 | |
| 28.08.2021 | Okushinano 100 - 75 km (JPN) | 75km | |||
| 11:56:39 h | Usui, Tetsuo | *Tokyo | Overall: 114 | M: 95 | Cat M45: 15 |
| 27.-28.02.2021 | Little Edo Oedo 200k (JPN) | 200km | |||
| 31:34:46 h | Usui, Tetsuo | *Tokyo | Overall: 62 | M: 53 | Cat M45: 12 |
| 2020 | 1 Event, 160.934 km (More) | ||||
| 10.-11.10.2020 | OSJ Koumi 100 (JPN) | 100mi | |||
| 35:44:20 h | Usui, Tetsuo | *Tokyo Pref. | Overall: 112 | M: 101 | Cat M45: 18 |
| 2019 | 5 Events, 565.734 km (More) | ||||
| 27.-29.12.2019 | Golden 100 Hong Kong - 100 Mile Run (HKG) | 100mi | |||
| 40:44:05 h | Usui, Tetsuo | Overall: 41 | M: 34 | Cat M40: 10 | |
| 21.-22.09.2019 | SkyView Ultra-Trail 140 - Yamada Noboru Memorial Cup (JPN) | 143km | |||
| 33:21:07 h | Usui, Tetsuo | Overall: 305 | M: 276 | Cat M40: 54 | |
| 27.07.2019 | Lake Miyagase 24-hour Relay Marathon (JPN) | 6h | |||
| 55.800 km | Usui, Tetsuo | Overall: 8 | M: 8 | Cat M40: 1 | |
| 06.-07.07.2019 | Jungle Guruguru Max - 100 km (JPN) | 100km | |||
| 23:55:43 h | Usui, Tetsuo | Overall: 8 | M: 8 | Cat M40: 1 | |
| 11.-12.05.2019 | Trainic World 100 Km in Sai-No-Kuni (JPN) | 106km | |||
| 26:39:58 h | Usui, Tetsuo | Overall: 120 | M: 107 | Cat M40: 20 | |
| 2018 | 4 Events, 383.5 km (More) | ||||
| 17.-18.11.2018 | FunTrails100K Round (JPN) | 106km | |||
| 24:46:14 h | Usui, Tetsuo | *Tokyo Pref. | Overall: 144 | M: 135 | Cat M40: 29 |
| 07.-08.10.2018 | Hasetsune Cup - Japan Mountain Endurance Race (JPN) | 71.5km | |||
| 16:58:15 h | Usui, Tetsuo | *Sumida | Overall: 580 | M: 517 | Cat M40: 132 |
| 17.06.2018 | Nikko 100km Ultramarathon (JPN) | 100km | |||
| 12:49:34 h | Usui, Tetsuo | *Tokyo | Overall: 454 | M: 408 | Cat M40: 65 |
| 19.-20.05.2018 | Trainic World 100 Km in Sai-No-Kuni (JPN) | 106km | |||
| 27:37:59 h | Usui, Tetsuo | *Tokyo | Overall: 184 | M: 175 | Cat M40: 47 |
| 2017 | 3 Events, 246.5 km (More) | ||||
| 08.-09.10.2017 | Hasetsune Cup - Japan Mountain Endurance Race (JPN) | 71.5km | |||
| 16:11:45 h | Usui, Tetsuo | Overall: 720 | M: 648 | Cat M40: 153 | |
| 23.-24.09.2017 | SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup (JPN) | 75km | |||
| 16:30:26 h | Usui, Tetsuo | *Tokyo | Overall: 82 | M: 70 | Cat M40: 19 |
| 04.06.2017 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 11:49:34 h | Usui, Tetsuo | Overall: 596 | M: 568 | Cat M40: 108 | |
| 2016 | 1 Event, 52 km (More) | ||||
| 19.11.2016 | FunTrails50K Two Lakes&Green line (JPN) | 52km | |||
| 8:49:34 h | Usui, Tetsuo | *Tokyo | Overall: 127 | M: 118 | Cat M40: 20 |
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 | 2020 | 2019 | 2018 | 2017 | 2016 | |
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| 100km | 11:49:34 |
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11:49:34
(4517/1978) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| SkyView Ultra-Trail 140 - Yamada Noboru Memorial Cup | 4 | 32:58:09 | 31:49:14 | 26:02:32 | 33:21:07 | ||||||
| FunTrails100K Round | 3 | 24:17:02 | 20:23:58 | 24:46:14 | |||||||
| Ultra-Trail Mt. Fuji (UTMF) | 3 | 36:40:06 | 31:58:49 | 33:50:21 | |||||||
| Central Alps Skyline Japan | 2 | 15:43:59 | 15:20:42 | ||||||||
| Jungle Guruguru Max - 160 km | 2 | 32:07:47 | 31:41:36 | ||||||||
| TransLantau 140 by UTMB | 2 | 30:34:56 | 28:22:27 | ||||||||
| Trainic World 100 Km in Sai-No-Kuni | 2 | 26:39:58 | 27:37:59 | ||||||||
| Little Edo Oedo 200k | 2 | 34:14:28 | 31:34:46 | ||||||||
| Hasetsune Cup - Japan Mountain Endurance Race | 2 | 16:58:15 | 16:11:45 |