Motonari Kuroiwa 黒岩 修成
Japan (JPN)
Male
Personal Records
| 500m | 38,36 | 4 December 2021 | Shibukawa (JPN) |
| 1000m | 1.19,15 | 25 December 2021 | Shibukawa (JPN) |
| 1500m | 2.04,41 | 12 February 2021 | Nagano (JPN) |
| 3000m | 4.30,09 | 16 February 2019 | Nagano (JPN) |
| 5000m | 7.52,75 | 20 February 2021 | Obihiro (JPN) |
Season Bests
| 500m | 38,36 | 4 December 2021 | Shibukawa (JPN) |
| 1000m | 1.19,15 | 25 December 2021 | Shibukawa (JPN) |
| 1000m | 1.20,68 | 14 February 2021 | Nagano (JPN) |
| 1500m | 2.04,41 | 12 February 2021 | Nagano (JPN) |
| 3000m | 4.36,27 | 23 August 2020 | Hachinohe-Nagane (JPN) |
| 5000m | 7.52,75 | 20 February 2021 | Obihiro (JPN) |
| 500m | 42,00 | 21 December 2019 | Shibukawa (JPN) |
| 1000m | 1.23,99 | 15 February 2020 | Shibukawa (JPN) |
| 1500m | 2.08,29 | 7 February 2020 | Nagano (JPN) |
| 3000m | 4.33,26 | 8 February 2020 | Nagano (JPN) |
| 5000m | 8.12,98 | 14 December 2019 | Shibukawa (JPN) |
| 500m | 43,54 | 9 February 2019 | Shibukawa (JPN) |
| 1500m | 2.07,50 | 15 February 2019 | Nagano (JPN) |
| 3000m | 4.30,09 | 16 February 2019 | Nagano (JPN) |
| 5000m | 7.58,11 | 7 February 2019 | Shibukawa (JPN) |
| 500m | 44,20 | 10 February 2018 | Shibukawa (JPN) |
| 1500m | 2.14,40 | 17 February 2018 | Nagano (JPN) |
| 3000m | 4.42,77 | 16 February 2018 | Nagano (JPN) |
| 5000m | 8.21,09 | 13 February 2018 | Shibukawa (JPN) |
| 500m | 49,55 | 25 February 2017 | Shibukawa (JPN) |
| 1000m | 1.44,25 | 25 February 2017 | Shibukawa (JPN) |
Results
| 56th Gunma High School Tournament 第56回群馬県高校スピードスケート大会 | Shibukawa (JPN) | 25 December 2021 | ||||||||
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| 55th Gunma Prefecture Speed Skating Championships 第55回群馬県スピードスケート選手権大会 | Shibukawa (JPN) | 18 December 2021 | ||||||||
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| 40th Gunma Prefecture Selected Competition 第40回群馬県選抜スピードスケート競技会 | Shibukawa (JPN) | 11 December 2021 | ||||||||
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| 28th World Sprint Memorial Tournament 第28回世界スプリント記念大会 | Shibukawa (JPN) | 4 December 2021 | ||||||||
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| 2021 Obihiro Forest Speed Skating Competition 2021 帯広の森スピードスケート競技会 | Obihiro (JPN) | 5 - 7 November 2021 | ||||||||
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Native Language Names