| Name: | Osawa, Ryoji | 大澤亮二 |
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| Club: | 千里ランランクラブ・キャタピーrc | ||
| Residence: | Kanagawa Pref. | ||
| Year of birth: | 1972 | (Cat. german: M50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 376822 | ||
24 search results (24 Events, 2799 km). (More)
| 2025 | 2 Events, 273 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:55:29 h | Osawa, Ryoji | Overall: 1844 | M: 1594 | Cat M50: 234 | |
| 04.-05.05.2025 | Nagasaki Tachibana Gulf Coast Super Maranic 173 (JPN) | 173km | |||
| 30:48:40 h | Osawa, Ryoji | Overall: 46 | M: 36 | Cat M50: 7 | |
| 2024 | 1 Event, 100 km (More) | ||||
| 30.06.2024 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:57:25 h | Osawa, Ryoji | Overall: 1758 | M: 1499 | Cat M50: 257 | |
| 2023 | 2 Events, 317 km (More) | ||||
| 25.06.2023 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:35:38 h | Osawa, Ryoji | Overall: 1413 | M: 1233 | Cat M50: 234 | |
| 03.-04.05.2023 | Nagasaki Tachibana Gulf Coast Super Maranic 217 (JPN) | 217km | |||
| 36:18:14 h | Osawa, Ryoji | Overall: 29 | M: 27 | Cat M50: 8 | |
| 2022 | 2 Events, 203 km (More) | ||||
| 21.-22.11.2022 | Nagasaki Tachibana Gulf Coast Super Maranic 103 (JPN) | 103km | |||
| 17:58:12 h | Osawa, Ryoji | *Kanagawa Pref. | Overall: 64 | M: 47 | Cat M45: 12 |
| 22.05.2022 | Yatsugatake Nobeyama 100 km (JPN) | 100km | |||
| 13:45:28 h | Osawa, Ryoji | Overall: 826 | M: 729 | Cat M45: 134 | |
| 2019 | 3 Events, 550 km (More) | ||||
| 01.-03.11.2019 | Tachibana Bay Coast 273 Ultra Marathon (JPN) | 276km | |||
| 2d 06:42:00 h | Osawa, Ryoji | 千里ランランクラブ・キャタピーrc | Overall: 41 | M: 32 | Cat M45: 11 |
| 17.-18.08.2019 | World Cultural Heritage "Fuji" Foot Race (JPN) | 101km | |||
| 15:37:44 h | Osawa, Ryoji | Overall: 108 | M: 94 | Cat M45: 19 | |
| 04.-05.05.2019 | Nagasaki Tachibana Gulf Coast Super Maranic 173 (JPN) | 173km | |||
| 29:42:50 h | Osawa, Ryoji | Overall: 45 | M: 35 | Cat M45: 10 | |
| 2018 | 3 Events, 378 km (More) | ||||
| 02.-03.11.2018 | Tachibana Bay Coast 105 Ultra Marathon (JPN) | 105km | |||
| 15:51:31 h | Osawa, Ryoji | Overall: 146 | M: 122 | Cat M45: 25 | |
| 24.06.2018 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:58:40 h | Osawa, Ryoji | Overall: 2370 | M: 1996 | Cat M45: 440 | |
| 04.-05.05.2018 | Nagasaki Tachibana Gulf Coast Super Maranic 173 (JPN) | 173km | |||
| 30:48:50 h | Osawa, Ryoji | Overall: 58 | M: 44 | Cat M45: 5 | |
| 2017 | 2 Events, 205 km (More) | ||||
| 03.-05.11.2017 | Tachibana Bay Coast 105 Ultra Marathon (JPN) | 105km | |||
| 15:33:25 h | Osawa, Ryoji | *Kanagawa Pref. | Overall: 68 | M: 53 | Cat M40: 10 |
| 25.06.2017 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:50:06 h | Osawa, Ryoji | ワクマラ | Overall: 1986 | M: 1704 | Cat M40: 311 |
| 2016 | 5 Events, 463 km (More) | ||||
| 04.-05.11.2016 | Tachibana Bay Coast 100 Ultra Marathon (JPN) | 103km | |||
| 16:02:06 h | Osawa, Ryoji | *Kanagawa Pref. | Overall: 142 | M: 120 | Cat M40: 25 |
| 18.09.2016 | Tango 60 km Ultramarathon (JPN) | 60km | |||
| 8:12:39 h | Osawa, Ryoji | ワクワクマラソン | Overall: 519 | M: 402 | Cat M40: 53 |
| 26.06.2016 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:57:58 h | Osawa, Ryoji | ワクマラ | Overall: 1532 | M: 1339 | Cat M40: 262 |
| 22.05.2016 | Yatsugatake Nobeyama 71 km (JPN) | 71km | |||
| 9:57:24 h | Osawa, Ryoji | ワクマラ | Overall: 102 | M: 68 | Cat M40: 14 |
| 04.-05.05.2016 | Nagasaki Tachibana Gulf Coast Super Maranic 173 (JPN) | 129km | |||
| 21:20:55 h | Osawa, Ryoji | *Kanagawa Pref. | Overall: 124 | M: 104 | Cat M40: 19 |
| 2015 | 1 Event, 100 km (More) | ||||
| 28.06.2015 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:12:50 h | Osawa, Ryoji | ★ワクマラ★ | Overall: 1716 | M: 1501 | Cat M40: 281 |
| 2014 | 2 Events, 160 km (More) | ||||
| 29.06.2014 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:45:59 h | Osawa, Ryoji | ★ワクマラ★ | Overall: 1434 | M: 1224 | Cat M40: 214 |
| 01.06.2014 | Tokyo Shibamata 60 km (JPN) | 60km | |||
| 7:11:31 h | Osawa, Ryoji | Overall: 156 | M: 137 | Cat M40: 22 | |
| 2012 | 1 Event, 50 km (More) | ||||
| 24.06.2012 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 5:43:17 h | Osawa, Ryoji | Overall: 117 | M: 77 | Cat M35: 14 | |
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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 5:43:17 |
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5:43:17
(10101/103) |
| 100km | 11:57:58 |
12:55:29
(5955/2739) |
12:57:25
(5996/2564) |
12:35:38
(4447/2306) |
|
|
12:58:40
(7287/3786) |
12:50:06
(6629/3112) |
11:57:58
(5060/2527) |
12:12:50
(5997/2859) |
12:45:59
(6412/2527) |
|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lake Saroma 100 Km Ultramarathon | 8 | 12:55:29 | 12:57:25 | 12:35:38 | 12:58:40 | 12:50:06 | 11:57:58 | 12:12:50 | 12:45:59 | |||
| Nagasaki Tachibana Gulf Coast Super Maranic 173 | 4 | 30:48:40 | 29:42:50 | 30:48:50 | 21:20:55 | |||||||
| Tachibana Bay Coast 100 Ultra Marathon | 4 | 17:58:12 | 15:51:31 | 15:33:25 | 16:02:06 |





