Yep! Actually looking at the list, they didn't rank the artists in order, it's just a that Namie was named number 1 for just the prefecture. But here's the list! (Ayu of course ranked for Fukuoka

)
HOKKAIDO/ TOHOKU
Hokkaido- GLAY
Aomori- Pico Taro
Akita- Yu Takahashi
Yamagata- GING NANG BOYZ
Iwate- Moon Child
Fukushima- GReeeeN
Miyagi - Monkey Magik
KANTO
Tokyo- Arashi
Gunma - Back Number and BOOWY (tied)
Ibaraki - Kome Kome Club
Chiba - X JAPAN
Tochigi - Kazuyoshi Saito
Saitama - Hoshino Gen
Kanagawa - Southern All Stars
CHUBU
Aichi- Sukima Switch
Shizuoka- Momoiro Clover Z
Niigata- NGT48
Nagano- H20
Gifu - Aqua Timez
Toyama- Aladdin (wtf? I don't understand)
Fukui- Rekishi
Yamanashi- Ryota Fujimaki
Ishikawa- Yasutaka Nakata
KANSAI
Nara- KinKi Kids
Shiga -Takanori Ishikawa
Osaka - Aiko
Hyogo- ULFULS
Kyoto- Quruli
Mie- Kana Nishino
Wakayama - HYDE
CHUGOKU
Hiroshima- Porno Graffiti
Okayama- B'z
Tottori- Official HigeDandism
Yamaguchi- GAO
Shimane - Takeuchi Moria
SHIKOKU
Tokushima - Kenshi Yonezu
Kochi- Okamoto Mayo
Kagawa - Maximum the Hormone
Ehime - Superfly
KYUSHU/OKINAWA
Fukuoka - Ayumi Hamasaki
Saga- Hanawa
Nagasaki - Masaharu Fukuyama
Kumamoto - WANIMA
Oita - Keiko (GLOBE)
Miyazaki - Kobukuro
Kagoshima - Tsuyoshi Nagabuchi
Okinawa - Namie Amuro
https://televi.tokyo/musicstation181019
Sorry if there are any typos, I'm on my phone x-x