Seong Ji-hoon

[4] After losing in the 1 vs. 2 game to the United States, the team downed Scotland's Cameron Bryce in the semifinal to qualify for the world junior final.

Tied 4–4 in the tenth end, the Korean team scored one to take the win and secure South Korea's first world junior curling title in any discipline.

At the 2021 Korean Curling Championships, the team made it to the finals of the second round but lost to Gyeongbuk Athletic Association's Kim Soo-hyuk, ultimately finishing in second place.

After a second-place finish at the 2023 Hokkaido Bank Curling Classic, Gangwon Province reached the quarterfinals in four straight Canadian tour events.

[10] At the Pan Continental Championship, they had a strong start by notably defeating Canada's Brad Gushue 8–5 in the opening draw.

This earned them a spot in the gold medal game where, despite a strong start, they gave up key steals in the back half to concede 8–3 to the Canadian team.

[12] At the end of the season, Gangwon Provincial Office represented the country at the World Championship where they were unable to replicate their success from earlier in the year, finishing in twelfth place with a disappointing 2–10 record.

After the championship, the duo had immediate success by winning the New Zealand Winter Games Mixed Doubles event, defeating Australia's Tahli Gill and Dean Hewitt in the final.