[samurai007]

Here is a site with pictures from the Kumano Kodo route to Koya-san, created by some local school kids:

A Far but Friendly Place: A Tour of Totsukawa
Totsukawa trip > Walking Totsukawa > Kohechi1
Totsukawa trip > Walking Totsukawa > Kohechi2

You can also take a boat trip down the river nearby:

Totsukawa trip > Seeing Totsukawa > Dorokyo

More info on the area:

sanzan
yoshino
sankei
sankei-choishi
sankei-oomine
Kumano Hongu
Welcome to World Heritage "Kumano Kodo"
Kumano Hongu Photo Collection in Four Seasons
Hiker's Map to Hongu