- CoachEun Ju Kim, Hyungkyung Choi
- Former CoachN/A
- ChoreographerYeaji Shin
- Practice low season3 Daegu
- Practice high season4 Daegu
- Bio
Seo's mother Eun Ju Kim is a figure skating coach and part of his coaching team.
Music Short Program as of season 2026/2027
El Toque de Rafa by Andres Cantu
Music Free Skating / Free Dance as of season 2026/2027
Umbrellas of Cherbourg by Michel Legrand
Personal Bests
| Personal Best Score Short Program | ISU World Junior Championships 2025 | 26.02.2025 | 86.68 |
| Personal Best Total Score | ISU Grand Prix Final 2025 | 05.12.2025 | 255.91 |
| Personal Best Score Free Skating | ISU CS Kinoshita Group Cup 2026 | 05.09.2026 | 180.88 |
| Season Best Total Score | ISU CS Kinoshita Group Cup 2026 | 05.09.2026 | 251.07 |
| Season Best Score Short Program | ISU CS Kinoshita Group Cup 2026 | 04.09.2026 | 70.19 |
| Season Best Score Free Skating | ISU CS Kinoshita Group Cup 2026 | 05.09.2026 | 180.88 |
Competition Results
| Event | Country | Year | Rank | Category |
|---|---|---|---|---|
Major Achievements
| Season | 2025/2026 | 2024/2025 | 2023/2024 | 2022/2023 | 2021/2022 | 2020/2021 | 2019/2020 |
|---|---|---|---|---|---|---|---|
| World Junior Championships | 2 | 2 | 1 | - | - | - | - |
| National Championships | 2 (S) | 2 (S) | 3 (S) | 3 (S) | - | - | - |
