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

1985.05.02	[11:00] Urekko Wakate Seiyuu Special at Kokusai Sports Fair 85 Haru
1988.03.24-1988.03.30	Actors Thrill & Chance "feel/me" play at Shinjuku Theatre Tops
2003.09.09-2003.09.15	NAO-TA! Produce Vol.2 "DEAR -Garasu koshi no-" play
2008.10.31-2008.11.09	Dramatic Company "Birthday -2008"
2009.03.20	[11:00] Tokyo Kokusai Anime Fair 2009 Special Stage Dragonball
2011.06.21-2011.06.26	Play "Poco a Poco" at Theatre BonBon
2013.04.24-2013.04.29	Nao-Ta! Produce Vol.8 "Taisetsu na Kimi"
2015.04.18-2015.04.19	Nao-Ta! Produce Vol.8 Osaka Kouen