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

1995.06.11	Sotsugyou Cross World All Stars On Stage
1998.08.23	2nd Ani Raji Festival
1998.10.09	Tokyo Game Show Autumn 1998 [business day]
2000.02.26	NEC Interchannel Fan Kansha Day Special Live 15:00
2000.02.26	NEC Interchannel Fan Kansha Day Special Live 19:00
2001.11.18	NEC Interchannel Fan Kansha Day Chotto dake Special 2
2002.08.03	[19:00] Kubinagazoku no Agonaga Otoko
2005.02.13	[13:00] Iriya no Sora UFO no Natsu talk and live
2007.09.02	[13:30] K'z Station Natsu no Koukai Rokuon
2007.09.16	[13:00/17:00] Shuueisha Drama CD Matsuri
2007.11.03	[13:00] Zetsubou Shuukai in Waseda University
2008.01.27	G Festival 2008 Tokyo
2008.02.10	[14:30/18:00] Dear My Mon! Hop Step Live
2008.03.18	[19:30] Sayonara Zetsubou Housou radio event
2008.03.29	[14:25] Tokyo Anime Fair 2008 Main Stage Gundam 00 stage
2008.03.30	[10:20] Tokyo Anime Fair 2008 Sky Perfect booth
2008.03.30	[15:30] Tokyo Anime Fair 2008 Main Stage Seiyuu Award Special Stage
2008.08.16	[18:00] Gundam 00 x Code Geass Go! Go! 5! Fes 08
2008.08.17	[15:00] Gundam 00 x Code Geass Go! Go! 5! Fes 08
2009.03.08	[14:30/18:00] Hoshizora no Comic Garden roudoku/talk
2009.03.24	[19:00] Sayonara Zetsubou Housou radio event
2009.04.25	[15:00] Gundam 00 Second Season BD&DVD Hatsubai Kinen G Festival
2009.05.03	[15:00] Gundam 00 Second Season BD&DVD Hatsubai Kinen G Festival
2009.05.24	[14:45] Gundam 00 Second Season BD&DVD G Festival 2009 in Fukuoka
2009.10.03	[14:00] Dengeki Character Festival 2009 main stage Durarara
2009.10.03	[17:00] Dengeki Character Festival 2009 main stage Dear Girl Stories
2009.10.31	[17:30] Sayonara Zetsubou-sensei Event in Hibiya Yaon
2009.12.20	[13:00] Jump Festa 2010 Capcom booth
2009.12.31	[17:30/22:30] Kidou Senshi Gundam 00 special event
2010.03.06	[16:00] Sengoku Bushou Matsuri
2010.03.07	[16:00] Sengoku Bushou Matsuri
2010.03.13	[18:00] Neo Romance Festa 11
2010.03.20	[14:30/18:00] Seiyuu Festa Haru CC Lemon Hall
2010.05.02	[19:00] Lucian Bee's -Romanxia World Tour 2010 in Yokohama
2010.07.18	[18:00] KAmiYU in Wonderland
2010.07.25	[18:00] Wagnaria event
2010.08.01	[18:00] Angel Beats! Fes -Thousand Bravers-
2010.08.29	[13:30] Chara Hobby 2010 C3xHobby "Dear Girl -Stories-"
2010.08.29	[17:00/19:30] Gundam 00 Supporter's Gathering 2010
2010.09.19	[] Kidou Senshi Gundam 00 -A Wakening of the Trailblazer- butai aisatsu
2010.09.26	[13:00] Kidou Senshi Gundam 00 -A wakening of the Trailblazer- butai aisatsu Nagoya
2010.11.06	[17:00] Kiramune Music Festival 2010
2010.11.07	[17:00] Kiramune Music Festival 2010
2011.04.05	[19:00] Sayonara Zetsubou Housou event Melpark Hall
2011.04.23	[17:00] Dear Girls -Stories- 4 Lovers Only event
2011.06.26	[17:00] Wagnaria event Nihon Seinenkan
2011.08.07	[15:00/18:30] KAmiYU in Wonderland 2
2011.08.27	[12:30] Chara Hobby 2011 C3xHobby main stage
2011.08.28	[18:00] KAmiYU in Wonderland 2 Osaka
2011.09.19	[] Ao no Futsumashi BD/DVD talk event
2011.09.24	[13:00/17:00] Clamp Festival
2011.10.01	[14:00/17:30] Towanokuon BD/DVD talk event
2011.11.19	[14:00/18:00] Chemical Reaction Rikei Danshi Bokura no Bunkasai
2012.02.19	[18:30] Maoyuu Episode 0 event Yoru no Bu
2012.03.31	[09:00] Anime Contents Expo 2012 Red Stage
2012.03.31	[11:20] Anime Contents Expo 2012 Red Stage
2012.05.12	[15:00/18:30] Shining Fan Festa 2012 Spring
2012.10.21	[13:00] Dengeki 20th Anniversary Dear Girl -Stories- public recording
2012.10.21	[15:00] Dengeki 20th Anniversary Brothers Conflict event
2013.04.13	[15:00] Kiramune Music Festival 2013
2013.04.14	[13:00] Kiramune Music Festival 2013
2018.03.25	[12:00] Anime Japan 2018 Uchuu Senkan Yamato 2202 Ai no Talk Show
2023.05.20	[13:00/16:00] Urusei Yatsura bluray/DVD Hatsubai Kinen event