| date | competition | distance | rank |
|---|---|---|---|
| 2025-10-16 | ISU Short Track World Tour #2 | 1000 m | 52 |
| 2025-10-16 | ISU Short Track World Tour #2 | 1000 m | 52 |
| 2025-10-09 | ISU Short Track World Tour #1 | 1000 m | 34 |
| 2024-12-13 | ISU Short Track World Tour | 1500 m | 13 |
| 2024-12-06 | ISU Short Track World Tour | 1500 m | 61 |
| 2024-11-01 | ISU Short Track World Tour | 1500 m | 28 |
| 2024-10-25 | ISU Short Track World Tour | 1500 m | 12 |
| 2024-10-25 | ISU Short Track World Tour | 500 m | 57 |
| 2023-12-15 | ISU World Cup Short Track Speed Skating | 1500 m | 14 |
| 2023-12-15 | ISU World Cup Short Track Speed Skating | 1500 m | 24 |
| 2023-12-08 | ISU World Cup Short Track Speed Skating | 1500 m | 14 |
| 2023-12-08 | ISU World Cup Short Track Speed Skating | 500 m | 36 |
| 2023-11-03 | ISU Four Continents Short Track Speed Skating Championships | 1500 m | 19 |
| 2023-10-27 | ISU World Cup Short Track Speed Skating | 1500 m | 33 |
| 2023-10-27 | ISU World Cup Short Track Speed Skating | 1000 m | 54 |
| 2023-10-20 | ISU World Cup Short Track Speed Skating | 1500 m | 22 |
| 2023-10-20 | ISU World Cup Short Track Speed Skating | 1000 m | 13 |
| 2023-03-10 | KB Financial Group ISU World Short Track Speed Skating Championships | 1500 m | 14 |
| 2023-02-10 | ISU World Cup Short Track Speed Skating | 1500 m | 17 |
| 2023-02-10 | ISU World Cup Short Track Speed Skating | 1000 m | 39 |
| 2023-02-03 | ISU World Cup Short Track Speed Skating | 1000 m | 22 |
| 2023-02-03 | ISU World Cup Short Track Speed Skating | 1500 m | |
| 2022-12-16 | ISU World Cup Short Track Speed Skating | 1500 m | 17 |
| 2022-12-16 | ISU World Cup Short Track Speed Skating | 1000 m | |
| 2022-12-09 | ISU World Cup Short Track Speed Skating | 1500 m | 46 |
| 2022-12-09 | ISU World Cup Short Track Speed Skating | 500 m | 27 |
| 2022-11-10 | ISU Four Continents Short Track Speed Skating Championships | 500 m | 21 |
| 2022-11-10 | ISU Four Continents Short Track Speed Skating Championships | 1500 m | 7 |
| 2022-11-10 | ISU Four Continents Short Track Speed Skating Championships | 1000 m | 4 |
| 2022-11-04 | ISU World Cup Short Track Speed Skating | 1500 m | 15 |
| 2022-11-04 | ISU World Cup Short Track Speed Skating | 500 m | 25 |
| 2022-10-28 | ISU World Cup Short Track Speed Skating | 1500 m | 14 |
| 2022-10-28 | ISU World Cup Short Track Speed Skating | 1000 m | 13 |
| 2019-12-06 | ISU World Cup 2019/20 - Shanghai (CHN) | 1000 m | 29 |
| 2019-12-06 | ISU World Cup 2019/20 - Shanghai (CHN) | 500 m | 34 |
| 2019-11-29 | ISU World Cup 2019/20 - Nagoya (JPN) | 500 m | 34 |
| 2019-11-29 | ISU World Cup 2019/20 - Nagoya (JPN) | 1500 m | 35 |
| 2019-11-08 | ISU World Cup 2019/20 - Montreal (CAN) | 1000 m | 19 |
| 2019-11-08 | ISU World Cup 2019/20 - Montreal (CAN) | 500 m | 30 |
| 2019-11-01 | ISU World Cup 2019/20 - Salt Lake City (USA) | 1500 m | 15 |
| 2019-11-01 | ISU World Cup 2019/20 - Salt Lake City (USA) | 500 m | 37 |
| 2017-02-10 | ISU World Cup 2016/17 - Minsk (BLR) | 1000 m | 13 |
| 2017-02-10 | ISU World Cup 2016/17 - Minsk (BLR) | 1000 m | 40 |
| 2017-02-03 | ISU World Cup 2016/17 - Dresden (GER) | 1000 m | 13 |
| 2017-02-03 | ISU World Cup 2016/17 - Dresden (GER) | 500 m | 26 |
| 2016-12-16 | ISU World Cup 2016/17 - Gangneung (KOR) | 1000 m | 13 |
| 2016-12-16 | ISU World Cup 2016/17 - Gangneung (KOR) | 1000 m | 7 |
| 2016-12-09 | ISU World Cup 2016/17 - Shanghai (CHN) | 500 m | 35 |
| 2016-12-09 | ISU World Cup 2016/17 - Shanghai (CHN) | 500 m | 28 |
| 2016-11-11 | ISU World Cup 2016/17 - Salt Lake City, UT (USA) | 1000 m | 15 |
| 2016-11-11 | ISU World Cup 2016/17 - Salt Lake City, UT (USA) | 500 m | 35 |
| 2016-11-04 | ISU World Cup 2016/17 - Calgary (CAN) | 500 m | 49 |
| 2016-11-04 | ISU World Cup 2016/17 - Calgary (CAN) | 500 m | 31 |
| 2016-02-12 | ISU World Cup 2015/16 - Dordrecht (NED) | 1000 m | 17 |
| 2016-02-12 | ISU World Cup 2015/16 - Dordrecht (NED) | 1000 m | 11 |
| 2016-02-05 | ISU World Cup 2015/16 - Dresden (GER) | 1000 m | 4 |
| 2016-02-05 | ISU World Cup 2015/16 - Dresden (GER) | 1500 m | |
| 2015-12-11 | ISU World Cup 2015/16 - Shanghai (CHN) | 1500 m | 27 |
| 2015-12-11 | ISU World Cup 2015/16 - Shanghai (CHN) | 1500 m | 32 |
| 2015-12-04 | ISU World Cup 2015/16 - Nagoya (JPN) | 1500 m | 22 |
| 2015-12-04 | ISU World Cup 2015/16 - Nagoya (JPN) | 500 m | 40 |
| 2015-11-06 | ISU World Cup 2015/16 - Toronto (CAN) | 1500 m | 37 |
| 2015-11-06 | ISU World Cup 2015/16 - Toronto (CAN) | 500 m | 25 |
| 2015-10-30 | ISU World Cup 2015/16 - Montreal (CAN) | 1500 m | 14 |
| 2015-10-30 | ISU World Cup 2015/16 - Montreal (CAN) | 500 m | |
| 2015-02-27 | ISU World Junior Short Track Speed Skating Championships® 2015 | 1500 m | 2 |
| 2015-02-27 | ISU World Junior Short Track Speed Skating Championships® 2015 | 500 m | 33 |
| 2015-02-27 | ISU World Junior Short Track Speed Skating Championships® 2015 | 1000 m | 4 |
| 2015-02-27 | ISU World Junior Short Track Speed Skating Championships® 2015 | Super Final 1500 m | 4 |
| 2014-12-19 | ISU World Cup 2014/15 - Seoul (KOR) | 1500 m | 18 |
| 2014-12-19 | ISU World Cup 2014/15 - Seoul (KOR) | 500 m | |
| 2014-03-07 | ISU World Junior Short Track Speed Skating Championships 2014 | 1500 m | 68 |
| 2014-03-07 | ISU World Junior Short Track Speed Skating Championships 2014 | 500 m | 27 |
| 2014-03-07 | ISU World Junior Short Track Speed Skating Championships 2014 | 1000 m | 8 |
| 2013-02-22 | 2013 ISU World Junior Championships, Warsaw (POL) | 1500 m | 17 |
| 2013-02-22 | 2013 ISU World Junior Championships, Warsaw (POL) | 500 m | 17 |
| 2013-02-22 | 2013 ISU World Junior Championships, Warsaw (POL) | 1000 m | 14 |
| 2012-02-24 | 2012 ISU World Junior Championships, AUS, Melbourne | 1500 m | 9 |
| 2012-02-24 | 2012 ISU World Junior Championships, AUS, Melbourne | 500 m | 24 |
| 2012-02-24 | 2012 ISU World Junior Championships, AUS, Melbourne | 1000 m | 6 |
This is the official classification the ISU publishes per distance: what Dan Iwasa entered and where they finished. The race-by-race record — heats, semi-finals, split times and video — is built on demand from the same database.
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