Some of the events that Mariko has appeared in are as follows.

1994 02.13	Dirty Pair Flash in Shinseido Ogikubo
1994 04.02	VAP Event
1994 05.01	Twinbee Paradise Event
1994 05.08	Marmalade Boy Spring Festa
1994 05.29	Maps Completion Event
1994 06.25	Starchild Event
1994 10.10	Twinbee Paradise Fukkatsu Zen'yasai
1994 10.30	Pure event in Sapporo
1994 11.03	Pure Tour in Osaka
1994 12.10	Seiyuu Grand Prix Commemoration Event
1994 12.25	Pure Tour Final
1994 12.27	Haoujuku Public Recording
1995 02.11	Twinbee Yahho Game Live
1995 02.16	Nowanchatte Say You Public Recording
1995 03.05	Twinbee Paradise 2 public recording
1995 04.23	Idol Project/Kouda Mariko in Soft Garage
1995 06.09	Hamada Rie Live
1995 06.24	Kouda Mariko picture collection event
1995 07.09	Idol Project in Tokyo
1995 07.30	Idol Project in Osaka
1995 08.08	Game Museum public recording
1995 09.04	Hit Operation public broadcast
1995 09.06	J-Pop Square public broadcast
1995 09.15	Game Music Festival
1995 10.30	Vivid Tour in Osaka
1995 11.04	Vivid Tour in Nagoya
1995 11.05	Vivid Tour in Tokyo
1996 03.25	Parachute Yuugekitai public recording
1996 07.27	Kouda Mariko concert tour in Warabi
1996 07.31	Kouda Mariko concert tour in Nagoya
1996 08.01	Kouda Mariko concert tour in Osaka
1996 08.03	Kouda Mariko concert tour in Fukuoka
1996 08.18	Kouda Mariko concert tour in Niigata
1996 08.20	Kouda Mariko concert tour in Nakano Sun Plaza
1996 08.21	Kouda Mariko concert tour in Nakano Sun Plaza
1996 12.21	Happy Happy Christmas
1997 03.16	db-FM Kaikyoku Kinen Konami All Star Festa '97
1997 03.22	Kouda Mariko video concert tour 97 in Tokyo
1997 03.23	Kouda Mariko video concert tour 97 in Tokyo
1997 04.20	Music Voice '97 Seiyuu POPS Festival
1997 05.28	Game Museum public recording
1997 07.26	Aozora de Aishiteru
1997 07.27	Aozora de Aishiteru
1998 01.17	Kouda Mariko concert
1998 01.18	Kouda Mariko concert
1998 03.08	Kouda Mariko mini-live and talk show at Tower Records
1998 03.22	Tokyo Game Show Spring 1998
1998 08.25	Mariko Kouda Concert Tour 1998 in Saitama
1998 09.05	Mariko Kouda Concert Tour 1998 in Nakano Sun Plaza
1998 09.06	Mariko Kouda Concert Tour 1998 in Nakano Sun Plaza
1998 09.09	Mariko Kouda Concert Tour 1998 in Sendai
1998 09.12	Mariko Kouda Concert Tour 1998 in Fukuoka
1998 09.19	Mariko Kouda Concert Tour 1998 in Osaka
1998 09.23	Mariko Kouda Concert Tour 1998 in Shibuya
1999 01.23	Kokoha Ooedo Kagurazaka public recording
1999 02.26	Event in MHV Yokohama
1999 03.07	Event in HMV Shinsaibashi
1999 03.28	Ninki Seiyuu Festival in Kyoko
1999 05.07	Kouda Mariko concert tour 99 in Saitama
1999 05.08	Kouda Mariko concert tour 99 in Aichi
1999 05.14	Kouda Mariko concert tour 99 in Sendai
1999 05.23	Kouda Mariko concert tour 99 in Nakano Sun Plaza
1999 05.24	Kouda Mariko concert tour 99 in Nakano Sun Plaza
1999 06.05	Kouda Mariko concert tour 99 in Fukuoka
1999 06.11	Kouda Mariko concert tour 99 in Chiba
1999 06.13	Kouda Mariko concert tour 99 in Osaka
1999 06.19	Kouda Mariko concert tour 99 in Gunma
1999 09.18	Kouda Mariko Special Summer Live 99 Aozora de Aishiteru 2nd Touch
1999 10.02	Voice Festival 2000
1999 10.03	Voice Festival 2000
2000 02.19	Mariko Kouda Special Winter Concert
2000 02.20	Mariko Kouda Special Winter Concert in Osaka
2000 02.27	Kouda Mariko concert in NHK Hall
2000 05.07	Mamotte Shugogetten public recording event
2000 10.19	Kouda Mariko Concert Tour 2000 in Wakou Shimin Bunka Center
2000 10.27	Kouda Mariko Concert Tour 2000 in Fukuoka Shimin Kaikan
2000 11.04	Kouda Mariko Concert Tour 2000 in Aichiken Kinrou Kaikan
2000 11.05	Kouda Mariko Concert Tour 2000 in Osaka Kouseinenkin Kaikan
2000 11.11	Kouda Mariko Concert Tour 2000 in Nakano Sun Plaza
2000 11.12	Kouda Mariko Concert Tour 2000 in Nakano Sun Plaza
2000 11.25	Kouda Mariko Concert Tour 2000 in Zepp Sendai
2000 11.26	Kouda Mariko Concert Tour 2000 in Kiryuu Shimin Bunka Kaikan
2000 12.03	Kouda Mariko Concert Tour 2000
2001 02.18	Monshirochou event in Nakano Zero Hall
2001 02.24	"Monshirochou" Hatsubai Kinen event at Nagoya Denki Bunka Kaikan
2001 06.24	[13:00] Sonotokimade event in HMV Yokohama Vivre
2001 07.07	[17:30] Kouda Mariko Concert Tour in Shibuya AX
2001 07.08	[17:30] Kouda Mariko Concert Tour in Shibuya Koukaidou
2001 07.14	[18:00] Kouda Mariko Concert Tour in Zepp Osaka
2001 07.15	[16:30] Mariko Kouda 2001 -Hadashi no Yume in Zepp Osaka
2001 07.20	[17:30] Kouda Mariko Concert Tour in Zepp Fukuoka
2001 07.21	[18:00] Kouda Mariko Concert Tour in Club Diamond Hall Nagoya
2001 07.22	[16:30] Kouda Mariko Concert Tour in Club Diamond Hall Nagoya
2001 07.27	[18:00] Kouda Mariko Concert Tour in Zepp Sendai
2001 07.29	Mariko Kouda 2001 Tsuika Kouen in Hibiya Yagai Ongakudou
2001 11.18	NEC Interchannel Fan Kansha Day Chotto dake Special 2
2001 12.16	Shin Nihon Philharmony Christmas Concert
2002 01.02	[18:30] Kouda Mariko Live in Osaka Kousei Nenkin Kaikan
2002 01.03	[17:00] Kouda Mariko Live in Osaka Kousei Nenkin Kaikan
2002 01.05	Mariko Kouda 2002 New Year Live in Akasaka Blitz
2002 01.06	Mariko Kouda 2002 New Year Live in Akasaka Blitz
2002 01.13	[16:00] Animate Expo 2002 Toshima Koukaidou [Kanon]
2002 04.20	[09:00] Kouda Mariko no GM public recording in Nagasaki
2002 06.01	[12:00] Jikuu Keisatsu Wecker D-02 event in TFT Hall
2002 07.21	[16:00] Tokyo Character Show 2002 Summer [Kadokawa+CharaAni.COM]
2002 07.28	[17:00] "Kouda Mariko Presents GM CD" hatsubai kinen talk in Nagano
2002 08.04	[15:00] Kouda Mariko Presents GM CD hatsubai kinen talk in Hokkaido
2002 08.10	[10:00] "Kouda Mariko Presents GM CD" talk at Hokuriku Housou
2002 08.11	[15:30] "Kouda Mariko Presents GM CD" talk at Higashibetsuin
2002 08.14	[12:30] "Kouda Mariko Presents GM CD" talk at Gotanda Yuupouto
2002 08.16	[13:00] Kouda Mariko Presents GM CD talk at Takatsuki Gendai Gekijou
2002 09.22	[18:30] Kouda Mariko Concert in Fuchuu no Mori Geijutsu Gekijou
2002 11.03	Naughty Boy secret event
2003 03.22	[18:30] Kouda Mariko Concert 2003 in Kawaguchi Riria Hall
2003 03.30	[18:00] Kouda Mariko Concert 2003 in Nanba Hatch
2003 04.05	[18:30] Kouda Mariko Concert 2003 in Nakano Sun Plaza
2003 05.25	[15:00/17:00] Happy Site Special public recording
2003 09.06	[13:00] Aozora de Aishiteru in Hibiya Yagai Ongakudou
2003 10.11	[16:00] Kouda Mariko no GM 10 Shuunen Chokuzensai in Tokyo
2003 11.29	[18:00] Kouda Mariko Concert Acoustic Nights in Nagoya
2003 11.30	[17:30] Kouda Mariko Concert Acoustic Nights in Osaka
2004 02.07	[18:00] Drops CDS live in Komaba Eminence
2004 02.15	[16:30] NHK Saitama Housoukyoku Kaikyoku 60 Shuunen Kinen
2004 03.06	[13:00/16:30] My Best Friend 3 talk show at Animate Ikebukuro
2004 03.07	[14:00/17:30] My Best Friend 3 talk show at Animate Nagoya
2004 05.08	Drops 2nd Single event
2004 08.21	[15:00/19:00] Drops Live Tour 2004 at Nanba Hatch
2004 08.22	[15:00/19:00] Drops Live Tour 2004 at Diamond Hall
2004 08.28	[15:00/19:00] Drops Live Tour 2004 at Shibuya O-East
2005 04.24	[16:00] Kouda Mariko no Nebusoku Radio public recording
2006 03.04	[18:30] mayumi.company Shain Soukai 2006 Haru
2006 05.28	[12:00/15:00] Flower Snow talk and mini live Lams Event Hall
2006 08.26	[18:30] Kouda Mariko Concert 2006 A Positive Feeling Yokohama Blitz
2006 08.27	[13:30] Kouda Mariko Concert 2006 A Positive Feeling Yokohama Blitz
2007 05.04	[15:00] Ani Chara Expo Seiyuu Talk Show
2008 04.05	[14:00/18:00] Happy! Happy! Happy! FC event
2008 08.21	[18:30] Radio Nippon Uhauha Daihousou public recording
2009 01.16	[19:00] Music Hot Flavor public recording
2009 03.07	[13:00] "Boku no Takaramono" live Ishimaru Soft2
2009 05.06	[16:30] Kouda Mariko Live Style 2009
2010 08.21	[14:30] Kouda Mariko Live Dear.. 2010
2010 08.22	[14:30] Kouda Mariko Live Dear.. 2010
2010 10.11	[14:00] CD "You're My Special" in store live Ishimaru Soft
2010 10.23	[20:30] Sweet Tweet Time public recording
2010 11.03	[14:00] "You're My Special" talk/mini live Animate Yokohama
2011 05.03	[17:30] Kouda Mariko Live Feather 2011
2011 05.04	[14:30] Kouda Mariko Live Feather 2011
2012 05.06	[12:00] Gianism Fes 2012 Spring Special Stage
2012 08.15	[19:30] MK-Connection Mk-I event Gamers Akihabara
2012 08.25	[19:00] Natsu no Anison Cover Matsuri Studio Cube 326
2012 12.09	[12:00] MK-Connection Mk-II mini live Sofmap Kobe
2012 12.09	[15:00] MK-Connection Mk-II event Animate Sannomiya
2012 12.16	[14:00] MK-Connection Mk-II event Akihabara Gamers
2012 12.16	[17:00] MK-Connection Mk-II event Animate Shinjuku
2012 12.22	[13:00] MK-Connection Mk-II mini live Tower Records Shibuya
2012 12.23	[12:00] MK-Connection Mk-II mini live Sofmap Nagoya
2012 12.23	[15:00] MK-Connection Mk-II event Animate Nagoya