Some of the internet that Marika has appeared in are as follows.

2014.10.02	Denjin Gacha "Machi Asobi"	guest
2016.07.14-2017.05.18	Anime Pia Channel [live]	host
2016.09.07	Matsu Iga Produce 3	guest
2016.09.18	TGS2016 "Blue Reflection" [live]	guest
2016.10.05	Matsu Iga Produce 4	guest
2016.10.17-2018.03.30	Marinka Kuwachan no Kotatsu Asobi [live]	host
2016.11.11	Pocky Casting 11.11 [live]	guest
2016.11.19	Sega Fes main channel [live]	PSO2 guest
2016.11.24	d Studio 30	guest
2016.12.24	PSO2 Seiya ni 12jikan Buttsuzuke Namahousou SP	guest
2017.03.12	DF Girls PSO2 broadcast @Dengeki Kanshasai 2017	guest
2017.03.12	Game no Dengeki Kanshasai Compile Heart [live]	guest
2017.03.12	Game no Dengeki Kanshasai PSO2 [live]	guest
2017.03.17	Kin8 Ge-mu Night	host
2017.03.29	Blue Reflection Kansei Happyoukai [live]	guest
2017.03.29	Blue Reflection Namabangumi 3	guest
2017.03.31	Kin8 Ge-mu Night	host
2017.04.14	Kin8 Ge-mu Night	host
2017.05.12	Kin8 Ge-mu Night	host
2017.06.09	Kin8 Ge-mu Night	host
2017.07.07	Kin8 Ge-mu Night	host
2017.07.18	Alternative Girls Commit 26	guest
2017.07.28	Tensai! Colors TV 1 [recorded]	host
2017.07.30	Alternative Girls 1st Anniversary Fan Kanshasai [live]	guest
2017.08.11	Tensai! Colors TV 2 [recorded]	host
2017.09.12	Tensai! Colors TV 3 [recorded]	host
2017.09.15	Kin8 Ge-mu Night 78	host
2017.09.26	Tensai! Colors TV 4 [recorded]	host
2017.09.29	Kin8 Ge-mu Night bangaihen	host
2017.10.13	Kin8 Ge-mu Night 81	host
2017.10.17	Tensai! Colors TV 5 [recorded]	host
2017.10.27	Kin8 Ge-mu Night 83	host
2017.11.02	Akita Joshi Gakuen Mascom Kenkyuukai 6	host
2017.11.07	Tensai! Colors TV 6 [recorded]	host
2017.11.08	Matsu Iga Produce 17	guest
2017.11.14	Kirara Fantasia nico nama special	host
2017.11.24	Kin8 Ge-mu Night 87	host
2017.12.08	Kin8 Ge-mu Night 89	host
2017.12.09	Tensai! Colors Niconama! Matsuri no Ato	host
2018.01.12	Kin8 Ge-mu Night 93	host
2018.01.19	Kin8 Ge-mu Night 94	host
2018.02.02	Kin8 Ge-mu Night 96	host
2018.02.04	Layered Stories 0 Housoukyoku 6	guest
2018.02.08	Denjin Gacha	guest
2018.02.20	Abema Game Nine Tuesday 5 [live]	guest
2018.03.07	Layered Stories 0 Housoukyoku 8	guest
2018.03.10	Game no Dengeki Dengekisai 2018 [live]	guest
2018.03.16	Kin8 Ge-mu Night 100	host
2018.03.24	PS Series 30Shuunen Kinen Live "Live Sympathy 2018" [live]	guest
2018.04.13	Kin8 Ge-mu Revolution 04	host
2018.05.08	Layered Stories 0 Housoukyoku	host
2018.05.15	Dissidia Final Fantasy Arcade and NT namahousou	host
2018.05.23	Cycomics TV 7	guest
2018.05.25	Nobunaga no Yabou 201x 3rd Anniversary Update	guest
2018.05.30	Ashitamo! Kirara Fantasia -Kira Fan Gakuen Kaikou SP-	host
2018.06.28	Layered Stories 0 Housoukyoku	host
2018.06.29	Kin8 Ge-mu Revolution 15	host
2018.07.10	Dissidia Final Fantasy Arcade and NT namahousou	host
2018.07.11	Ashitamo! Kirara Fantasia Event Chokuzen SP	host
2018.07.20	Kin8 Ge-mu Revolution 18	host
2018.07.27	Layered Stories 0 Housoukyoku	host
2018.09.07	Akita Joshi Gakuen Mascom Kenkyuukai 1 Shuunen Kinen gou	host
2018.10.16	Layered Stories 0 Housoukyoku	host
2018.10.31	Ashitamo! Kirara Fantasia Sansen Happyou SP	host
2018.11.18	Show By Rock Niconyama	guest
2019.01.29	Ge-Gaku 167	host
2019.01.30	Alternative Girls Station 4	host
2019.02.16	Show By Rock @Niconyama [live]	guest
2019.02.26	Ge-Gaku 169 Kouno Marika Ge-Gaku Sotsugyou Special	host
2019.02.28	Shibuobi 59	guest
2019.03.22	Grimms Echoes Nakano Hitoga Haishin suruyo 1	host
2019.03.29	Grimms Echoes Nakano Hitoga Haishin suruyo 2	host
2019.04.04	Gorgeous Douga "Yoshi Craft World" 1	host
2019.04.05	Grimms Echoes Nakano Hitoga Haishin suruyo 3	host
2019.04.12	Grimms Echoes Nakano Hitoga Haishin suruyo 4	host
2019.10.03	Mokuyoubi dakara Gacha	guest
2019.11.07	Lady Luck Club 112	guest
2019.11.28	Mokuyoubi dakara Gacha	guest
2019.12.12	Mokuyoubi dakara Gacha	guest
2019.12.23	Yamashita Nanami no Koko Doko 9	guest
2019.12.27	Alternative Girls Station 14	guest
2020.01.13	Yamashita Nanami no Koko Doko 10	guest
2020.01.30	Mokuyoubi dakara Gacha	guest
2020.05.26	DOAXVV Koushiki Namahousou 13	guest
2020.05.29	Alternative Girls Station 19	guest (zoom)
2021.03.23	Mayama Rika x Kouno Marika x Ohhashi Ayaka! Anime Hotel de Pajama Party	guest
2021.06.26	Kono Fan Live! 15	host
2021.07.13	Kouno Marika 2nd Single "New Story" Hatsubai Kinen Tokuban	host
2021.07.15	Yoru Night x Yoru Night -Thursday-	guest
2021.08.01	Kouno Marika 2nd Single "New Story" Hatsubai Kinen Net Sign Kai	host
2021.08.20	Alternative Girls Station Memorial Tokuban	video
2021.12.31	Dai 5kai Momoiro Utagassen	guest {Umamusume}
2022.02.18	Sokosoko Paka Live TV Vol.9	host
2022.02.22	Kouno Marika 1st Album "Hitotsu" Hatsubai Kinen Tokuban	guest
2022.03.12	Waki Azumi-san ga Login shimashita 31	guest
2022.03.14	Gorgeous@Revolution 84	guest
2022.04.09	Bessatsu My Girl Channel 4	guest
2022.07.26	Renai Flops Shin Jouhou Happyoukai	host
2022.09.17	DOAXVV Koushiki Namahousou 29	guest
2023.09.08	Oshiro Project RE Koushiki Namahousou 19	guest
2024.12.14	Oshiro Project RE Koushiki Namahousou 23	guest