The December issue of the site news summarizes the contents of a visit from South Korea to see the slope shaft in Tsushima.
Rumors about the Japan-Korea Tunnel are spreading through word of mouth in South Korea, and more and more people are visiting Tsushima and Karatsu after hearing word of mouth.
You can view the contents here
Word of mouth about the Aren Shaft in Tsushima is spreading in Korea as well.
