Some of the books and magazines that Mayumi has appeared in during the year 1998 are as follows.

1998.01.10	Animage February 1998	column 3, MONO {1/2 P}
1998.01.10	Animedia February 1998	article, COLOR {1/2 P}
1998.01.25	Seiyuu Grand Prix volume 15	article, COLOR {2 P}
1998.01.30	Dengeki G's Magazine March 1998	Yuukyuu 2 message, COLOR {1/2 P}
1998.01.30	Voice Animage 18	article, Virus article, COLOR/MONO {5+4 P}
1998.02.09	Animage March 1998	article, column, MONO {1/2+1/2 P}
1998.02.09	Animedia March 1998	event report, COLOR {1/4 P}
1998.02.26	Ani Raji Grand Prix 12	reports, article, COLOR {2+1+2 P}
1998.03.10	Animage April 1998	column, MONO {1/2 P}
1998.03.25	AnimeV May 1998	column, MONO {1 P}
1998.04.10	Animage May 1998	column, MONO {1/2 P}
1998.04.10	Animedia May 1998	article, COLOR {1/2 P}
1998.04.25	Ani Raji Grand Prix 13	article, COLOR {1 P}
1998.04.25	AnimeV June 1998	column, MONO {1 P}
1998.04.30	Dengeki G's Magazine June 1998	Yuukyuu 2 article, COLOR {1/2 P}
1998.05.10	Animedia June 1998	radimedia, MONO {1/4 P}
1998.05.22	Seiyuu Grand Prix 17	article, COLOR {2 P}
1998.05.22	Voice Animage 20	article, COLOR/MONO {4+1 P}
1998.05.25	AnimeV July 1998	column, MONO {1 P}
1998.06.10	Animage July 1998	radio article, trading cards, MONO {1/2 P, 2 cards}
1998.06.25	AnimeV August 1998	column, MONO {1 P}
1998.07.10	Dengeki B-Magazine August 1998	St Luminous article, COLOR {1/8 P}
1998.07.25	AnimeV September 1998	column, MONO {1 P}
1998.07.25	Seiyuu Grand Prix 18	article, COLOR {2 P}
1998.08.07	Animage September 1998	column, MONO {1/2 P}
1998.08.25	Looker October 1998	column, MONO {1 P}
1998.08.26	Ani Raji Grand Prix volume 15	articles, COLOR {4+1/2 P}
1998.09.20	Animedic Park vol 21	interview, COLOR {cover, 2 P}
1998.09.25	Looker November 1998	column, MONO {1 P}
1998.09.29	Dengeki G's Magazine November 1998	Yuukyuu message, COLOR {1/4 P}
1998.10.10	Animedia November 1998	live report, COLOR {1/2 P}
1998.10.10	Newtype November 1998	Orfen article, COLOR {2 P}
1998.10.10	Voice Idol vol 1	event report, COLOR {2+1 P}
1998.10.20	Animedic Park volume 22	live report, COLOR {1/2 P}
1998.10.25	Looker December 1998	column, COLOR {1 P}
1998.11.10	Animage December 1998	column, MONO {1/2 P}
1998.11.22	Voice Animage 23	articles, postcard, COLOR/MONO {cover, 6+3+1 P}
1998.11.25	Looker January 1999	column, COLOR {1 P}
1998.11.25	Seiyuu Grand Prix 20	articles, COLOR {6+2 P}
1998.12.10	Animage January 1999	column, MONO {1/2 P}
1998.12.10	Animedia January 1999	event report, MONO {1/2 P}
1998.12.20	Animedic Park 24	New Year message, CD article, COLOR {1/4+1/2 P}
1998.12.26	Ani Raji Grand Prix volume 17	article, COLOR {2 P}
1998.12.26	Looker February 1999	article, COLOR {1 P}