Maji Manji #21 on October 28, 2018, where she competed in a gauntlet battle royal to defend the Ironman Heavymetalweight Championship she won three weeks days earlier at a house show against her SKE48 senior Kaori Matsumura.

She reunited with her "Reiwa Ban AA Cannon" tag team partner Saki Akai, and together they were victorious over Saori Anou and Riko Kawahata.

At Tokyo Joshi 2021 Autumn on December 4, she participated in a battle royal to determine the number one contender for the International Princess Championship won by Maki Itoh.

At CyberFight Festival 2021, held on June 6, she joined forces with Hikari Noa and Mizuki in a losing effort against Maki Itoh, Marika Kobashi and Yuki Kamifuku.

[11] At the Keiji Muto Grand Final Pro-Wrestling "Last-Love" event on February 21, 2023, Arai teamed up with Mizuki, Maki Itoh and Miu Watanabe in a losing effort to Yuka Sakazaki, Miyu Yamashita, Shoko Nakajima and Rika Tatsumi.