We’re covering the 2025 Transvulcania Ultramarathon in the Canary Islands this week. Follow our live coverage on Saturday!

Nao Kazami

2022 IAU 100k World Championships Results: Hot and Okayama Prevail

By Eszter Horanyi Comments

France’s Floriane Hot and Japan’s Haruki Okayama grab 2022 100k World Championships titles in Bernau, Germany.

This Week In Running: June 10, 2019

By Justin Mock Comments

This Week In Running’s trail and ultra recap for June 10, 2019.

2018 IAU 100k World Championships Results

By Meghan Hicks Comments

Results from the 2018 IAU 100k World Championships.

Nao Kazami Pre-2018 IAU 100k World Championships Interview

By Bryon Powell Comments

A video interview (with transcript) with Nao Kazami before the 2018 IAU 100k World Championships.

2018 IAU 100k World Championships Men’s Preview

By Bryon Powell Comments

An in-depth preview of the men’s field for the 2018 IAU 100k World Championships in Croatia.