
Sponsored
Gamseong Run 2026
View details

Waiting for the first review.
We are waiting for the first shared experience from this race. Your review can especially help other runners decide.
Sign in to write a 1-min reviewEvent Date
May 10, 2026 (Sun)
Region · Venue
Seoul · Sinjeonggyo Bridge Under-bridge Athletic Track
Registration Period
Feb 16, 2026–Apr 08, 2026
Category · Fee
The Haha Hoho Marathon Competition is a joyful running event held annually to celebrate Children's Day (Family Month). Our goal is to bring laughter and health to participants, providing an opportunity for the whole family to join and create precious memories together.
This competition offers various courses, meticulously planned to ensure that participants of all skill levels can enjoy their run. The courses are designed around scenic routes, allowing runners to experience refreshing air and an invigorating run while enjoying beautiful landscapes. We plan to offer a range of courses, from those suitable for families to more challenging ones for experienced runners.
Participants will receive commemorative gifts to celebrate their completion of the race, along with chances to win generous prizes through a raffle. Additionally, various events and performances will be prepared on the day of the competition to boost the participants' spirits. We kindly ask for your great interest and participation. For inquiries, please contact the secretariat at 1644-4219 or via email at km4219@hanmail.net.

Temperatures above 30°C (86°F) don't have to mean skipping runs. From the science of heat stress to optimal timing, hydration strategy, and heat acclimatization — a complete breakdown of how to keep training through summer without getting hurt.

Sleep debt is more than just feeling tired. It degrades VO2max, delays recovery, and raises your injury risk — often without you noticing. A science-backed breakdown of how sleep affects runner performance, with practical strategies to optimize it.
Official Notice and Precautions
• The information displayed on this page is based on materials submitted by the event organizer and publicly available information.
• Details such as schedule, venue, participation fees, and benefits are subject to change. Please verify all final details directly with the event organizer.
• KorMarathon is a simple information platform and does not participate in the actual operation, payment, refund, etc. of each event, and does not assume any legal responsibility.
• Registration may close early on a first-come, first-served basis. Please be sure to verify final details such as links, refund policies, and souvenirs in each event's official notice.