Haunted houses in Japan are uniquely hair-raising. Vengeful ghosts, creepy children and human experiments gone wrong are just some of the figures lurking inside waiting to frighten you. Enter, if you dare. In Japan, summer is the season for all things haunted. While the Obon holiday in August celebrates friendly spirits, Japanese people also like to take the edge off the oppressive summer heat with more sinister ghost stories. One popular way to experience a cooling dose of fear is visiting an obakeyashiki (haunted houses) in Tokyo. While Japanese obakeyashiki share many things in common with …