I dont remember If they did but, canonwise, they would since Freedom uses nato guns mostly
So do the Mercenaries, but they seem to focus on American-based weaponry (LR-300s). Monolith uses a mixture of NATO and Soviet weapons, and I've seen them carrying G36s occasionally.
Honestly surprised this is the first instances of Mario horror media on this site, especially considering the likes of MX and Mario: the Music Box's popularity.
There's a collaboration event going on between the "Toaru Imaginary Fest" game and the "Magic High School" universe. https://x.com/index_if_PR/status/1823646241764605960 It looks like Miyuki is dressed like Misaki, but she uses mostly ice attacks.