Following the reveal of Wild Hunt Academy of Art and its Occult Society club members information, Blue Archive Mini stream also had Imaizumi Riona, the voice actress of one of the characters, Shirao Elai- I mean Shirao Eri, appeared as the secret guest.

Imaizumi revealed that at first she thought Eri-aina would be a more serious and cool character, but after the first take of her first recording session as Eri, the director told her to change her acting to more passionate and cheerful tone.

Imaizumi is also a Sensei even before she was casted as Eri. She has been playing Blue Archive around 2-3 years ago due to her close friend, Hoshitani Mio's influence. By the way, Hoshitani is the voice actress of Nozomi, one of the Highlander twins. Beside reading the story, the gameplay aspect Imaizumi enjoys the most is decorating the cafe; currently she designs her cafe with party club theme for the first room, and cute rooms filled with cake and sweets for the second one. Ishigami Shizuka, voice actress of Saori, who also on stream thanked Imaizumi for using Saori's DJ table furniture.

Imaizumi's favorite story is Vol 2, she loves how cool Neru was when she's fighting Toki. Even after finish reading all the available story, Imaizumi came back to reread Vol 2 just for Neru. But her #1 favorite character is actually Nozomi.