50km31.1mi
1 course
Black Yak Trail Running
Seogwipo, Jeju · 
South Korea
Dates to be confirmedTrail
Upcoming races
April 2027 · 1 race
Sat 24.04.1 race
June 2027 · 3 races
Sat 05.06.3 races
50–100km31.1–62.1mi
2 courses
Hanlasan 100km
Seogwipo, Jeju · South Korea
Dates to be confirmedUltra
160.9km100mi
1 course
Hanlasan 100Miles
Seogwipo, Jeju · South Korea
Dates to be confirmedUltra
50–100km31.1–62.1mi
2 courses
Hanlasan 50km
Seogwipo, Jeju · South Korea
Dates to be confirmedUltra
October 2027 · 1 race
Fri 01.10.1 race
20–148km12.4–92mi
4 courses
TransJeju by UTMB
Jeju, Jeju · South Korea
508–5’000 m D+1’667–16’404 ft D+
Dates to be confirmedUltraGPX
Other regions · South Korea
All countries →South Korea11 upcoming racesJeonbuk-do7 upcoming racesJeonnam-Gwangju Special Metropolitan City7 upcoming racesGangwon State7 upcoming racesSouth Gyeongsang4 upcoming racesUlju-gun3 upcoming racesGyeonggi3 upcoming racesGanghwa-gun2 upcoming racesSouth Chungcheong1 upcoming raceNorth Gyeongsangno upcoming races