Be warned: if you haven't played Silent Hill 2, DO NOT read the book.
http://silenthaven.tumblr.com/silenthill2novel
Written by Sadamu Yamashita and illustrated by Masahiro Ito. The latter is most known as the monster designer for the first three
Silent Hill games while the former has written novelizations of the first three games.
The translation has been done by deviantART's Lady Ducky.
Happy reading, and happy holidays!