Some of the books and magazines that Kouji has appeared in are as follows.

1993.05.10	Animedia June 1993	monthly close up, COLOR {3 P}
1995.06.10	Anime Star Paradise [Animedia July 1995]	3x3 Eyes event report, COLOR {2 P}
1996.02.10	Newtype March 1996	musical article, COLOR {2 P}
1998.01.25	Seiyuu Grand Prix volume 15	Val Project live report, COLOR {1/2 P}
1998.01.30	Voice Animage 18	live report, COLOR {1/2 P}
2001.05.10	Animedia June 2001	Inuyasha movie talk, COLOR {4 P}
2007.03	HM3 SPECIAL vol 44	article, COLOR {3 P}