If anyone ever wasn't sure about that, here is final proof that Polka was indeed Polish all along. (As yes, Polka means Polish girl in Polish) : r/Hololive
Rosa Chemical - polka 2 (feat. Guè Pequeno, Ernia) || Lyrics Video - YouTube
Erika Vodka Polka – Erika Spirits | Lexir
Vodka 47
Vodka Erika Polka 40% 50cl | ARCHIBALD TONIC
Vodka krakow immagini e fotografie stock ad alta risoluzione - Alamy
Minttu Twist Polka | Minttuspirit.com
Orange County's own 'Polka King' debuts Jimmy Sturr Vodka
Vodka, Polka & Vina di Babbutzi Orkestar su Amazon Music - Amazon.it
The Polka Vodka (@FunsizeVodka) / Twitter
Polka Vodka - song and lyrics by Ivre l'Ours | Spotify
Vodka Polka - Vodka française à base de miel - Erika Spirit