• Searched in google.com for other Hideo Nakata interviews, clicked on the second link because it looked the most promising.
  (Source: http://madeinatlantis.com/interviews/hideo_nakata_3.htm)
• Reserched the western influence of the Japanese film Battle Royal in the booke "The Cinema of Japan and Korea" on page 225
  (Cinema of Japan first published in 2004 by Wallflower Press, edited by Justin Bowyer,
  ISBN: 1 - 904764-11-8)
• Also researched the horror-film genre on wikipedia.
  (Source: http://en.wikipedia.org/wiki/Horror_film)
• Found a link entitled "J-Horror, an alternative guide" in the references section of the horror film wikipedia page.
  (source: http://www.seekjapan.jp/article-1/765/J-Horror:+An+Alternative+Guide)