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

1984.07.25	L-Gaim Festival at Sharp Biru Elmo Hall
1984.09.23	[10:30-16:00] 9th Comic Square at Toritsu Sangyou Boueki Centre
1985.02.11	2nd Nihon Anime Festival -Asakusa Anime Eiga Matsuri in Asakusa
1985.02.24	[08:30] Megazone 23 Osaka Festival Part II at Touei Hall Umeda
1985.08.08-1985.08.09	Event at Tsukuba Expo 85
1985.12.25	Megazone 23 Part II event
1986.05.19	[18:30] Event at Shibuya Jan Jan (Tokyo)
1987.02.14-1987.02.15	4th Nihon Anime Festival at Ikebukuro Sunshine City
1989.02.27-1989.02.28	[17:30] Rhea Gallforce event at Kudan Kaikan
1989.03.19	[14:00] Anime Ring Out Special (Tokyo)
1990.03.03-1990.03.04	7th Nihon Anime Festival
1990.07.28	Gall Force Lady's Live at Nichifutsu Kaikan Shibuya
1993.08.17	Starchild Anime Festival 93 in Nagoya
1993.08.23	Starchild Anime Festival 93 in Kyoto
1994.06.11	The Ripple Final Event
1995.06.04	Tokyo Toy Show
1995.07.02	Slayers
1995.08.06	Anime Film Marathon in Nagoya
1997.07.21	Manatsu no Gakuensai at Shinjuku Island
1997.08.03	Slayers Great opening message
1997.11.09	Animation Hit Parade
1998.06.28	Maria & Chieko Animation Hit Parade Type 0
1998.08.02	Tokyo Character Show 1998
2000.12.14	Megazone 23 Fukkatsusai in Nakano Zero Hall
2000.12.16	Megazone 23 Fukkatsusai in Osaka
2002.02.15-2002.02.17	Katsucon
2003.08.23	[17:00] Nippon 1 Software 10th anniversary charity concert
2004.09.11	[11:40] NHK Atsumare! Wan Park event
2005.02.05	[13:30/17:30] Neo Romance Live Haruka Matsuri 2005
2008.03.01	[13:30/18:00] Neo Romance Festa
2009.02.01	[14:00/18:00] Maria & Chieko Animation Hit Parade 09
2010.01.16	[13:00] Neo Romance Festa Haruka 10 Nensai
2010.01.16	[19:00] Neo Romance Festa Haruka 10 Nensai
2010.01.17	[13:00] Neo Romance Festa Haruka 10 Nensai
2010.02.06	[12:30/17:30] Neo Romance Festa Haruka 10nensai in Kyoto
2010.02.07	[12:30/17:30] Neo Romance Festa Haruka 10nensai in Kyoto