New Challenge Detected! Title: Strava Japan Club 12月のRUNチャ | Strava Secret Challenges

New Challenge Detected!
Title: Strava Japan Club 12月のRUNチャレンジ
Description: 今年を1ヶ月累計108kmのランニングで締めくくろう！
Date Interval: Dec 1, 2021 to Dec 31, 2021
Qualifying Activities: Hike, Run, Virtual Run, Walk, Wheelchair
https://www.strava.com/challenges/2820