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

2009.07.19	[14:30] Web radio Rajion! public recording
2009.08.22	[14:00] TBS Anime Festa 2009
2009.09.26	[21:00] Asura Cryin event
2009.12.30	[17:00] K-On! Live Event Let's Go! in Yokohama Area
2010.02.14	[14:00/18:00] Rio Super Carnival
2010.08.07	[14:00] TBS Anime Festa 2010
2010.08.08	[12:00] TBS Anime Festa 2010
2010.09.23	[15:00] TVK Anime Matsuri 2010
2010.10.31	[13:00] Seikimatsu Occult Gakuin Halloween Event
2010.11.21	[11:30] R@dio Once public recording
2011.02.20	[16:00] K-On!! Live Event Come With Me!! Saitama Super Arena
2011.05.22	[13:00/18:30] Rio Super Carnival 2 Zepp Tokyo
2011.06.26	[16:00] Ro-Kyu-Bu TV anime kinen event
2011.08.28	[16:00] Animelo Summer Live 2011 Rainbow
2011.10.23	[18:00] Ro-Kyu-Bu! Live Tour 2011 Stella Ball
2011.10.30	[17:00] RO-KYU-BU! Live Tour 2011 -Fantastic Game- Nanba Hatch
2011.11.13	[18:00] RO-KYU-BU! Live Tour 2011 -Fantastic Game- Stella Ball
2011.11.27	[11:30] K-On! Houkago Tea Time in Universal Studio Japan
2011.12.03	[21:00] A&G Chou Radio Show Anispa public recording
2012.01.28	[17:00] Roukyuubu! talk event Animate Akihabara
2012.10.21	[12:00] Dengeki 20th Anniversary Ro-Kyu-Bu event
2012.10.21	[17:00] Dengeki Music Live Sweet Stage
2013.03.17	[13:00] RoKyuBu Spring Sensation Akihabara UDX
2013.03.17	[14:00] Hataraku Maou-sama! public recording
2013.03.17	[15:00] To Aru Majutsu no Index special stage Akihabara UDX
2013.04.20	[22:30] Infinite Stratos All Night Festival
2013.06.16	[16:00] K-On Music History's Box talk event
2014.12.06	[15:30] Fantasia Bunko Daikanshasai 2014
2016.10.22	[14:00] Fantasia Bunko Daikanshasai 2016 High School DxD
2017.09.10	[15:00] MF Bunko J Natsu no Gakuensai 2017 No Game No Life Zero
2017.10.21	[13:00] Fantasia Bunko Daikanshasai 2017 High School DxD
2018.03.24	[11:00] Anime Japan 2018 Kadokawa Booth Hinamatsuri
2018.03.25	[10:25] Anime Japan 2018 Sword Art Online Gun Gale Online Stage
2019.09.28	[22:00] Bang Dream Film Live in Aeon Cinema VR
2019.10.27	[09:00] Bang Dream Film Live in Grand Cinema Sunshine
2019.10.27	[13:00] Bang Dream Film Live in Aeon Cinema Minato Mirai
2020.02.02	[19:00] Afterglow Special Event
2020.04.19	[] Pastel Palettes x Afterglow x Hello Happy World 6th Single event
2024.03.17	[17:00] "High Speed Etolie" Senkou Joueikai at United Cinema Toyosu