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

2016 09.18	[16:00] Tokyo Game Show 2016 "Demon Gaze 2" stage
2016 10.15	Idolmaster Cinderella Girls 4th Live TriCastle Story Saitama
2017 03.05	[15:00/19:00] Shakunetsu no Takkyuu Musume special event
2017 08.12	[] Idolmaster Cinderella Girls 5th Live Serendipity Parade Saitama Super Arena (day 1)
2017 09.09	[17:30] Poka Raji! Priconne Re:Dive Channel public recording matsuri
2018 01.27	[13:30/16:00] Alternative Girls Hitomi Gakuen New Year Party
2018 02.18	[14:50] Onsen Matsuri 2018 Fuyu "Onken Sensou"
2018 07.21	[13:00] Karaoke Max 7 Hiru no Bu
2018 08.04	[14:30/18:00] Dai 1 Kai Rikagaku Kenkyuukai
2018 09.02	[] Tachibana Rika Oneman Live Shibuya O-East
2018 11.03	[] Tachibana Rika Izawa Shiori Talk Show Komazawa Daigaku
2018 11.10	[] Idolmaster Cinderella Girls 6th Live MetLife Dome (day 1)
2018 11.11	[] Idolmaster Cinderella Girls 6th Live MetLife Dome (day 2)
2018 12.30	[18:30] Karaoke Max 9 Yoru no Bu
2019 02.16	[] Tachibana Rika 2nd Live -Colorful Mixer- Zepp DiverCity
2019 02.24	[17:00] 1st Single "Colorful Passage" event Akihabara Gamers
2019 05.11	[14:30/18:30] Second Shot Fes -Girls Members- 2019
2019 06.16	[19:00] Cinderella Girls Producer-san Kanshasai in Shinkiba Studio Coast
2019 11.09	[] The Idolmaster Cinderella Girls 7th Live Tour Funky Dancing
2020 02.15	[] The Idolmaster Cinderella Girls 7th Live Tour Glowing Rock
2021 04.25	[14:00/18:00] Hachinai Spring Live in Hachiouji
2023 08.13	[18:30] Hachi Summer Clutch! Rock Live in Yokohama