Swimrun (スイムラン )
ÖTILLÖ - website of the original swimrun organisation
Kaiyo 2017 - blog post about Japan's inaugral Swimrun race in Kaiyo, Shikoku
SwimRun Shop - online retailer of swimrun gear; they have a calendar of swimrun races around the world
Maranuma 2020 - photo album of Olivier & Youri's race in Gunma
Off-Road Cycling: **NEW - TnT now has a page dedicated to everything off-road, including off-road triathlon, MTB, gravel, cyclocross, and gran fondo
Xterra Japan - annual races held in Nenoue-kogen, Gifu and Marunuma, Gunma.
ITU Cross Triathlon - information on the ITU's version of Xterra