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