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

2001 04.10	Animedia May 2001	after recording report, MONO {1/6 P}
2003.04	HM3 SPECIAL vol 6	interview, COLOR {1 P}
2003.06	HM3 SPECIAL vol 7	interview, COLOR {1 P}
2003 06.10	Seiyuu Grand Prix July 2003	article, COLOR {cover, 5 P}
2003.10	HM3 SPECIAL vol 9	interview, COLOR {2 P}
2003.12	HM3 SPECIAL vol 10	article, COLOR {6 P}
2003 12.10	Seiyuu Grand Prix January	article, column, COLOR {1+1/2 P}
2004.02	HM3 SPECIAL vol 11	interview, COLOR {2 P}
2004 04.10	Animedia May 2004	article, COLOR {1 P}
2004.05	HM3 SPECIAL vol 13	article, COLOR {4 P}
2004.06	HM3 SPECIAL vol 14	article, COLOR {5 P}
2004.08	HM3 SPECIAL vol 15	interview, COLOR {2 P}
2004.10	HM3 SPECIAL vol 16	concert report, COLOR {2 P}
2005.01	HM3 SPECIAL vol 18	article, COLOR {7 P}
2005.03	HM3 SPECIAL vol 20	article, COLOR {4 P}
2005.05	HM3 SPECIAL vol 22	interview, COLOR {3 P}
2005.06	HM3 SPECIAL vol 23	live report, event report, COLOR {2+2 P}
2005.07	HM3 SPECIAL vol 24	article, COLOR {8 P, cover}
2005.08	HM3 SPECIAL vol 25	article, COLOR {7 P, cover}
2005.10	HM3 SPECIAL vol 27	article, COLOR {14 P, cover}
2005.12	HM3 SPECIAL vol 29	event report, COLOR {2 P}
2006.04	HM3 SPECIAL vol 33	article, COLOR {2 P}
2006.05	HM3 SPECIAL vol 34	interview, COLOR {2 P}
2006.07	HM3 SPECIAL vol 36	interview, COLOR {3 P}
2007.01	HM3 SPECIAL vol 42	article, COLOR {8 P}
2007.04	HM3 SPECIAL vol 45	article, COLOR {2 P}
2008.01	HM3 SPECIAL vol 54	article, COLOR {8 P}
2009 01.10	Newtype February 2009	event report, COLOR {1/2 P}
2009 03.23	Weekly Playboy 2009 issue 14	idol seiyuu article, COLOR {7 P}
2014 06.26	Famitsu App No.016 iPhone	GirlFriend article, COLOR {1 P}