Hiiro no Isu Chapters Chapter 010 2011-09-30 Chapter 009 2011-09-30 Chapter 008 2011-09-30 Chapter 007 2011-09-30 Chapter 006 2011-09-30 Chapter 005.5 2013-03-19 Chapter 005 2011-09-30 Chapter 004 2011-09-30 Chapter 003 2011-09-30 Chapter 002 2011-09-30 Chapter 001 2011-09-30