Each of the following are one of the most popular anime set in or heavily inspired by an associated Japanese prefecture. They are ordered from Hokkaido to Okinawa (roughly north to south).
TV, 2016,
12 eps
Me:-
Author:-
Hokkaido
TV, 2016,
12 eps
Me:-
Author:5
Aomori
TV, 2014,
25 eps
Me:-
Author:-
Iwate (actually takes place in Miyagi but based on Iwate)
TV, 2008,
13 eps
Me:-
Author:-
Miyagi
TV, 1980,
109 eps
Me:-
Author:-
Akita
Movie, 1991,
1 ep
Me:-
Author:-
Yamagata
TV, 2017,
12 eps
Me:-
Author:-
Fukushima
TV, 2012,
12 eps
Me:-
Author:-
Ibaraki
Movie, 2007,
3 eps
Me:-
Author:-
Tochigi
TV, 1998,
26 eps
Me:-
Author:-
Gunma
TV, 2007,
24 eps
Me:-
Author:8
Saitama
TV, 2013,
13 eps
Me:-
Author:-
Chiba
TV, 2011,
24 eps
Me:-
Author:9
Tokyo
TV, 1993,
101 eps
Me:-
Author:-
Kanagawa
TV, 2016,
12 eps
Me:-
Author:-
Niigata
Movie, 2012,
1 ep
Me:-
Author:-
Toyama
TV, 2011,
26 eps
Me:-
Author:-
Ishikawa
TV, 2011,
25 eps
Me:-
Author:-
Fukui
TV, 2018,
12 eps
Me:-
Author:-
Yamanashi
Movie, 2009,
1 ep
Me:-
Author:-
Nagano
Movie, 2016,
1 ep
Me:-
Author:-
Gifu
TV, 2017,
12 eps
Me:-
Author:-
Shizuoka
Movie, 2013,
1 ep
Me:-
Author:-
Aichi
TV, 2013,
26 eps
Me:-
Author:-
Mie
TV, 2009,
13 eps
Me:-
Author:-
Shiga
TV, 2010,
11 eps
Me:-
Author:-
Kyoto
TV, 2007,
24 eps
Me:-
Author:-
Osaka
TV, 2006,
14 eps
Me:-
Author:-
Hyogo
TV, 2013,
12 eps
Me:-
Author:-
Nara
TV, 2005,
12 eps
Me:-
Author:-
Wakayama
TV, 1996,
? eps
Me:-
Author:-
Tottori (actually takes place in Tokyo, but the mangaku was born in Tottori; Conan Town is also located there)
OVA, 1997,
2 eps
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Author:-
Shimane
TV, 1995,
26 eps
Me:-
Author:-
Okayama
Movie, 2016,
1 ep
Me:-
Author:-
Hiroshima
Movie, 2009,
1 ep
Me:-
Author:-
Yamaguchi
TV, 2004,
25 eps
Me:-
Author:-
Tokushima
TV, 2018,
12 eps
Me:-
Author:-
Kagawa
Movie, 2001,
1 ep
Me:-
Author:-
Ehime
TV Special, 1993,
1 ep
Me:-
Author:-
Kochi
TV, 2007,
22 eps
Me:-
Author:-
Fukuoka
TV, 2018,
12 eps
Me:-
Author:-
Saga
TV, 2014,
12 eps
Me:-
Author:-
Nagasaki
TV, 2008,
13 eps
Me:-
Author:9
Kumamoto
OVA, 1986,
1 ep
Me:-
Author:-
Oita
TV, 2015,
26 eps
Me:-
Author:-
Miyazaki
Movie, 1997,
1 ep
Me:-
Author:-
Kagoshima
TV, 2018,
12 eps
Me:-
Author:-
Okinawa