Category:Japan in the 20th century by prefecture

• Japan in the 1900s by prefecture‎ (27 C)
• Japan in the 1910s by prefecture‎ (33 C)
• Japan in the 1920s by prefecture‎ (34 C)
• Japan in the 1930s by prefecture‎ (39 C)
• Japan in the 1940s by prefecture‎ (33 C)
• Japan in the 1950s by prefecture‎ (40 C)
• Japan in the 1960s by prefecture‎ (34 C)
• Japan in the 1970s by prefecture‎ (48 C)
• Japan in the 1980s by prefecture‎ (55 C)
• Japan in the 1990s by prefecture‎ (54 C)

A

• Aichi prefecture in the 20th century‎ (10 C)
• Akita prefecture in the 20th century‎ (4 C)
• Aomori prefecture in the 20th century‎ (9 C, 2 F)

C

• Chiba prefecture in the 20th century‎ (10 C)

E

• Ehime prefecture in the 20th century‎ (4 C, 2 F)

F

• Fukui prefecture in the 20th century‎ (4 C)
• Fukuoka prefecture in the 20th century‎ (7 C)
• Fukushima prefecture in the 20th century‎ (2 C, 1 F)

G

• Gifu prefecture in the 20th century‎ (6 C)
• Gunma prefecture in the 20th century‎ (5 C, 5 F)

H

• Hiroshima prefecture in the 20th century‎ (9 C)
• Hokkaido in the 20th century‎ (10 C)
• Hyogo prefecture in the 20th century‎ (10 C)

I

• Ibaraki prefecture in the 20th century‎ (7 C, 3 F)
• Ishikawa prefecture in the 20th century‎ (4 C)
• Iwate prefecture in the 20th century‎ (5 C, 1 F)

K

• Kagawa prefecture in the 20th century‎ (5 C)
• Kagoshima prefecture in the 20th century‎ (6 C)
• Kanagawa prefecture in the 20th century‎ (10 C, 3 F)
• Kochi prefecture in the 20th century‎ (2 C)
• Kumamoto prefecture in the 20th century‎ (5 C)
• Kyoto prefecture in the 20th century‎ (10 C)

M

• Mie prefecture in the 20th century‎ (6 C)
• Miyagi prefecture in the 20th century‎ (4 C, 3 F)
• Miyazaki prefecture in the 20th century‎ (3 C)

N

• Nagano prefecture in the 20th century‎ (7 C, 1 F)
• Nagasaki prefecture in the 20th century‎ (10 C, 1 F)
• Nara prefecture in the 20th century‎ (11 C, 2 F)
• Niigata prefecture in the 20th century‎ (8 C, 1 F)

O

• Oita prefecture in the 20th century‎ (6 C)
• Okayama prefecture in the 20th century‎ (7 C)
• Okinawa prefecture in the 20th century‎ (7 C)
• Osaka prefecture in the 20th century‎ (10 C, 1 F)

S

• Saga prefecture in the 20th century‎ (6 C)
• Saitama prefecture in the 20th century‎ (11 C)
• Shiga prefecture in the 20th century‎ (6 C)
• Shimane prefecture in the 20th century‎ (4 C)
• Shizuoka prefecture in the 20th century‎ (8 C)

T

• Tochigi prefecture in the 20th century‎ (8 C)
• Tokushima prefecture in the 20th century‎ (1 C)
• Tokyo in the 20th century‎ (14 C, 5 F)
• Tottori prefecture in the 20th century‎ (5 C, 1 F)
• Toyama prefecture in the 20th century‎ (10 C)

W

• Wakayama prefecture in the 20th century‎ (2 C)

Y

• Yamagata prefecture in the 20th century‎ (2 C, 1 F)
• Yamaguchi prefecture in the 20th century‎ (2 C)
• Yamanashi prefecture in the 20th century‎ (7 C)