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

2017.12.22	Granblue Fantasy Fes 2017 Day1 [live]	guest
2022.09.21	Oshiro Project RE 6.5 Shuunen Koushiki Namahousou	guest
2023.03.18	Oshiro Project RE Koushiki Namahousou 17	guest