| Personal Bests | ||||||||
| Se Jong BYUN | ||||||||
| Type | Date | Score | Event | Event category | Discipline | Level | ||
| Total | 05.08.2018 | 193.38 | ISU CS Asian Open Figure Skating Trophy 2018 | Men | Men | Senior | ||
| SP | 02.11.2019 | 70.91 | ISU CS Asian Open Figure Skating Trophy 2019 | Men | Men | Senior | ||
| SP Technical | 02.11.2019 | 36.16 | ISU CS Asian Open Figure Skating Trophy 2019 | Men | Men | Senior | ||
| SP Component | 02.11.2019 | 34.75 | ISU CS Asian Open Figure Skating Trophy 2019 | Men | Men | Senior | ||
| FS | 05.08.2018 | 127.91 | ISU CS Asian Open Figure Skating Trophy 2018 | Men | Men | Senior | ||
| FS Technical | 05.08.2018 | 57.91 | ISU CS Asian Open Figure Skating Trophy 2018 | Men | Men | Senior | ||
| FS Component | 05.08.2018 | 70.00 | ISU CS Asian Open Figure Skating Trophy 2018 | Men | Men | Senior | ||
| H | Total | 21.02.2016 | 176.15 | ISU Four Continents Championships 2016 | Men | Men | Senior | |
| H | SP | 19.02.2016 | 58.30 | ISU Four Continents Championships 2016 | Men | Men | Senior | |
| H | SP Technical | 19.02.2016 | 29.34 | ISU Four Continents Championships 2016 | Men | Men | Senior | |
| H | SP Component | 28.10.2017 | 29.20 | ISU CS Minsk Arena Ice Star | Men | Men | Senior | |
| H | FS | 21.02.2016 | 117.85 | ISU Four Continents Championships 2016 | Men | Men | Senior | |
| H | FS Technical | 21.02.2016 | 59.71 | ISU Four Continents Championships 2016 | Men | Men | Senior | |
| H | FS Component | 21.02.2016 | 59.14 | ISU Four Continents Championships 2016 | Men | Men | Senior | |
| H - Historic record achieved before 2018/2019 season | ||||||||
| 27/02/2020 07:26:37 UTC | ||||||||