| Name: | Hayashi, Masakatsu | 林正克 |
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| Club: | HCC | ||
| Residence: | Hokkaido Pref. | ||
| Year of birth: | 1960 | (Cat. german: M65) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M65) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 223244 | ||
34 search results (34 Events, 4228 km). (More)
| 2025 | 1 Event, 50 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:21:59 h | Hayashi, Masakatsu | Overall: 112 | M: 78 | Cat M60: 10 | |
| 2024 | 1 Event, 276 km (More) | ||||
| 23.-24.11.2024 | Nagasaki Tachibana Gulf Coast Super Maranic 276 (JPN) | 276km | |||
| 2d 06:12:25 h | Hayashi, Masakatsu | *Hokkaido | Overall: 8 | M: 6 | Cat M60: 2 |
| 2022 | 1 Event, 173 km (More) | ||||
| 03.-04.05.2022 | Nagasaki Tachibana Gulf Coast Super Maranic 173 (JPN) | 173km | |||
| 30:05:44 h | Hayashi, Masakatsu | *Hokkaido | Overall: 42 | M: 37 | Cat M60: 7 |
| 2019 | 1 Event, 173 km (More) | ||||
| 04.-05.05.2019 | Nagasaki Tachibana Gulf Coast Super Maranic 173 (JPN) | 173km | |||
| 28:23:21 h | Hayashi, Masakatsu | Overall: 27 | M: 21 | Cat M55: 3 | |
| 2017 | 2 Events, 180 km (More) | ||||
| 23.07.2017 | Mt. Taisetsu Trail Journey (JPN) | 80km | |||
| 13:59:36 h | Hayashi, Masakatsu | Overall: 147 | M: 136 | Cat M55: 7 | |
| 25.06.2017 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:56:33 h | Hayashi, Masakatsu | HCC | Overall: 1207 | M: 1068 | Cat M55: 101 |
| 2016 | 4 Events, 510 km (More) | ||||
| 09.10.2016 | Echigo Kubikino 100km Ultramarathon (JPN) | 100km | |||
| 12:32:24 h | Hayashi, Masakatsu | *Hokkaido Pref. | Overall: 679 | M: 584 | Cat M55: 49 |
| 25.09.2016 | Hokkaido Outdoor Festival 60 Km Run (JPN) | 60km | |||
| 12:28:20 h | Hayashi, Masakatsu | HCC | Overall: 42 | M: 38 | Cat M55: 2 |
| 26.06.2016 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:21:15 h | Hayashi, Masakatsu | HCC | Overall: 1818 | M: 1586 | Cat M55: 165 |
| 02.-04.05.2016 | Yamaguchi 100 Hagi-O-Kan Maranic 250 km (JPN) | 250km | |||
| 41:42:07 h | Hayashi, Masakatsu | *Hokkaido Pref. | Overall: 49 | M: 46 | Cat M55: 8 |
| 2015 | 4 Events, 533 km (More) | ||||
| 21.-22.11.2015 | Tachibana Bay Coast 100 Ultra Marathon (JPN) | 103km | |||
| 13:24:30 h | Hayashi, Masakatsu | Overall: 28 | M: 24 | Cat M50: 4 | |
| 26.07.2015 | Mt. Taisetsu Trail Journey (JPN) | 80km | |||
| 11:24:55 h | Hayashi, Masakatsu | Overall: 33 | M: 33 | Cat M50: 1 | |
| 28.06.2015 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:28:20 h | Hayashi, Masakatsu | *Hokkaido | Overall: 658 | M: 592 | Cat M50: 87 |
| 02.-04.05.2015 | Yamaguchi 100 Hagi-O-Kan Maranic 250 km (JPN) | 250km | |||
| 41:21:21 h | Hayashi, Masakatsu | *Hokkaido | Overall: 37 | M: 36 | Cat M50: 9 |
| 2014 | 6 Events, 733 km (More) | ||||
| 22.-23.11.2014 | Tachibana Bay Coast 100 Ultra Marathon (JPN) | 103km | |||
| 13:18:51 h | Hayashi, Masakatsu | Overall: 35 | M: 28 | Cat M50: 5 | |
| 12.10.2014 | Echigo Kubikino 100km Ultramarathon (JPN) | 100km | |||
| 11:57:27 h | Hayashi, Masakatsu | *Hokkaido Pref. | Overall: 524 | M: 456 | Cat M50: 61 |
| 21.09.2014 | Hokkaido Outdoor Festival 70 km Run (JPN) | 70km | |||
| 12:34:05 h | Hayashi, Masakatsu | Hcc | Overall: 37 | M: 35 | Cat M50: 6 |
| 27.07.2014 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 11:59:20 h | Hayashi, Masakatsu | *Asahikawa | Overall: 103 | M: 97 | Cat M50: 12 |
| 20.-21.07.2014 | Mt. Taisetsu Trail Journey 110 Km Stage Race (JPN) | 110km/2stages | |||
| 17:40:01 h | Hayashi, Masakatsu | Overall: 27 | M: 25 | Cat M50: 4 | |
| 02.-04.05.2014 | Yamaguchi 100 Hagi-O-Kan Maranic 250 km (JPN) | 250km | |||
| 41:34:45 h | Hayashi, Masakatsu | *Hokkaido | Overall: 53 | M: 52 | Cat M50: 19 |
| 2013 | 7 Events, 860 km (More) | ||||
| 20.10.2013 | Noto Peninsula 100 km Ultra Marathon (JPN) | 100km | |||
| 12:41:06 h | Hayashi, Masakatsu | *Asahikawa Hokkaido | Overall: 164 | M: 138 | Cat M50: 22 |
| 11.08.2013 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 10:38:36 h | Hayashi, Masakatsu | HCC | Overall: 60 | M: 56 | Cat M50: 9 |
| 14.-15.07.2013 | Mt. Taisetsu Trail Journey 110 Km Stage Race (JPN) | 110km/2stages | |||
| 16:59:06 h | Hayashi, Masakatsu | *Hokkaido Pref. | Overall: 31 | M: 29 | Cat M50: 3 |
| 30.06.2013 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:25:48 h | Hayashi, Masakatsu | HCC | Overall: 812 | M: 719 | Cat M50: 95 |
| 09.06.2013 | Iwate Ginga 100km Marathon Challenge (JPN) | 100km | |||
| 12:55:30 h | Hayashi, Masakatsu | *Hokkaido | Overall: 524 | M: 467 | Cat M50: 75 |
| 02.-04.05.2013 | Yamaguchi 100 Hagi-O-Kan Maranic 250 km (JPN) | 250km | |||
| 41:48:10 h | Hayashi, Masakatsu | *Hokkaido | Overall: 57 | M: 53 | Cat M50: 13 |
| 13.01.2013 | Miyako 100 Km Ultramarathon (JPN) | 100km | |||
| 12:31:11 h | Hayashi, Masakatsu | *Hokkaido | Overall: 153 | M: 125 | Cat M50: 8 |
| 2012 | 4 Events, 440 km (More) | ||||
| 21.10.2012 | River Shimanto 100km (JPN) | 100km | |||
| 10:56:24 h | Hayashi, Masakatsu | *Hokkaido | Overall: 208 | M: 192 | Cat M50: 19 |
| 23.09.2012 | Akita Nairiku 100km Marathon (JPN) | 100km | |||
| 11:49:24 h | Hayashi, Masakatsu | *Hokkaido | Overall: 310 | M: 272 | Cat M50: 43 |
| 19.08.2012 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 11:19:20 h | Hayashi, Masakatsu | *Asahikawa | Overall: 66 | M: 57 | Cat M50: 6 |
| 03.-04.05.2012 | Yamaguchi 100 Hagi-O-Kan Maranic 140 km (JPN) | 140km | |||
| 22:37:23 h | Hayashi, Masakatsu | *Hokkaido | Overall: 146 | M: 132 | Cat M50: 16 |
| 2011 | 2 Events, 200 km (More) | ||||
| 21.08.2011 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 10:52:03 h | Hayashi, Masakatsu | Overall: 39 | M: 37 | Cat M50: 6 | |
| 26.06.2011 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:24:20 h | Hayashi, Masakatsu | *Hokkaido | Overall: 806 | M: 711 | Cat M50: 92 |
| 2010 | 1 Event, 100 km (More) | ||||
| 27.06.2010 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:41:38 h | Hayashi, Masakatsu | *Hokkaido | Overall: 699 | M: 617 | Cat M45: 115 |
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 | 2022 | 2019 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 6:21:59 |
6:21:59
(14768/146) |
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| 100km | 10:28:20 |
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11:56:33
(4783/2101) |
12:21:15
(5816/2997) |
10:28:20
(2517/1057) |
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11:25:48
(3785/1237) |
10:56:24
(2870/793) |
11:24:20
(3342/929) |
11:41:38
(3520/916) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2022 | 2019 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lake Saroma 100 Km Ultramarathon | 6 | 11:56:33 | 12:21:15 | 10:28:20 | 11:25:48 | 11:24:20 | 11:41:38 | ||||||
| North Okhotsk 100 Km Marathon | 4 | 11:59:20 | 10:38:36 | 11:19:20 | 10:52:03 | ||||||||
| Yamaguchi 100 Hagi-O-Kan Maranic 250 km | 4 | 41:42:07 | 41:21:21 | 41:34:45 | 41:48:10 | ||||||||
| Nagasaki Tachibana Gulf Coast Super Maranic 173 | 2 | 30:05:44 | 28:23:21 | ||||||||||
| Tachibana Bay Coast 100 Ultra Marathon | 2 | 13:24:30 | 13:18:51 | ||||||||||
| Mt. Taisetsu Trail Journey 110 Km Stage Race | 2 | 17:40:01 | 16:59:06 | ||||||||||
| Mt. Taisetsu Trail Journey | 2 | 13:59:36 | 11:24:55 | ||||||||||
| Echigo Kubikino 100km Ultramarathon | 2 | 12:32:24 | 11:57:27 |





