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

2015 07.05	Venus Project Housou Chokuzen Tokuban	host
2015 07.12	Venus Project -Climax- Dai 1 Wa Jizen Tokuban	host
2015 08.16	Venus Project -Climax- Anime Omatase Osarai Special	host
2015 08.23	Venus Project -Climax- Anime Dai 2 Wa Jizen Tokuban	host
2015 08.30	Venus Project -Climax- Anime Dai 3 Wa Jizen Tokuban	host
2015 09.06	Venus Project -Climax- Anime Dai 4 Wa Jizen Tokuban	host
2015 09.20	Venus Project -Climax- Anime Saishuukai Jizen Tokuban	host
2015 12.25-	Hayase Marika no OO Biyori [recorded]	host
2016 09.01	Megami Radio [HiBiKi radio]	guest
2016 09.08	Megami Radio [HiBiKi radio]	guest
2017 12.08	Hata Sawako no Shawa Gohan 18 [live]	guest
2018 01.22	Ri-kei Radio 4	guest
2018 02.24	Death March kara Hajimaru Isekai Kyousoukyoku Tokuban 2	host
2018 03.17	Death March kara Hajimaru Isekai Kyousoukyoku Tokuban 3	host
2018 09.14	Hata Sawako no Shawa Gohan 27 [live]	guest
2019 09.15	Hata Sawako no Shawa Gohan 29	guest