[6] At K-DOJO 17th Anniversary GRAND SLAM In Korakuen Hall, an event promoted by Kaientai Dojo on April 13, 2019, she teamed up with Aki Shizuku in a losing effort against Bambi and Rina Shingaki.

[17] She most notably made an appearance at the annual Ryōgoku Peter Pan event on October 21, in a match where she teamed up with Meiko Satomura to defeat Maki Itoh and Saki Akai.

[18] Her last appearance with the company was at the GanPro event Don't Stop Me Now 2019, on February 21, where she faced Moeka Haruhi twice, with both matches ending in a double countout.

[21] She held the titles alongside her stablemates for slightly over four months until eventually dropping them to Queen's Quest (AZM, Momo Watanabe and Utami Hayashishita).

[22] Miyagi participated in the 2019 edition of the Goddesses of Stardom Tag League where she teamed up with Kagetsu, placing themselves in the "Red Goddess Block" and scoring a total of four points after competing against the teams of Dream Shine (Arisa Hoshiki and Tam Nakano), Tokyo Cyber Squad (Death Yama-san and Hana Kimura), Bobbi Tyler and Zoe Lucas, Oedo Tai (Martina and Sumire Natsu), and 3838 Tag (Saya Iida and Saya Kamitani).

At AWG Act 48 event from November 1, 2020, at her second-ever match into the promotion, she unsuccessfully challenged Miyuki Takase for the AgZ Championship.