https://www.youtube.com/watch?v=Z52kt-otVn4 There are probably more of these vids on the channel. & usually interesting stuff at the right of the youtube page.

the show gets really good at 5:44

https://www.youtube.com/watch?v=GL0peNgVTD0 1:18

https://www.youtube.com/watch?v=H5BXx8IKGb4 Scroll to 8:07

https://www.youtube.com/watch?v=Xc1z6JtXqaU name of the previous youtube channel was Kappa. this sort of uniform is also worn at some Japanese colleges(I think). I'm sure these are videos of college students.

https://www.youtube.com/watch?v=It9kBjW_nQs Women's Swamp Soccer

Thanks a lot for sharing these links... I love especially the lady in the tight muddy jeans in the second video! Great find!