1: The Prefecture of Aichi
Pop: 7,260 Mil

2: The Emirate of Aizu
Pop: 198 Mil

3: The Prefecture of Ajiro
Pop: 2,080 Mil

4: The Imperial Navy carrier of Akagi
Pop: 7,209 Mil

5: The Prefecture of Akita
Pop: 3,259 Mil

6: The United States of All Might
Pop: 11,425 Mil

7: The Colony of Asebi
Pop: 895 Mil

8: The Borderlands of Banzai
Pop: 3,785 Mil

9: The Japanese Prefectures of British Commonwealth Occupation Zone
Pop: 5,033 Mil

10: The Code of Bushido
Pop: 6,708 Mil

11: The Confederacy of Catgirl Cuties
Pop: 15,069 Mil

12: The Prefecture of Chishima
Pop: 3,533 Mil

13: The Colony of Chosen
Pop: 7,288 Mil

14: The Kingdom of Chrouniss
Pop: 21,636 Mil

15: The Protectorate of Code 002
Pop: 14,137 Mil

16: The Prefecture of Deshima
Pop: 1,675 Mil

17: The Prefecture of Domashu
Pop: 13,934 Mil

18: The Federation of Etnas
Pop: 1,391 Mil

19: The Tokugawa Shōgunal Remnants of Ezo Military Republic
Pop: 2,200 Mil

20: The Democratic Republic of Feron Ahruppy
Pop: 4,497 Mil

21: The Republic of Flame Forge
Pop: 5,867 Mil

22: The Minamitsuru Samurai Domain of Fujikawa Clan
Pop: 6,286 Mil

23: The Prefecture of Fukui
Pop: 4,977 Mil

24: The Prefecture of Fukushima
Pop: 5,510 Mil

25: The Nucweaw waw OwO of Furrys fluffys and mushroom clouds
Pop: 13,018 Mil

26: The Prefecture of Genyosha
Pop: 12,703 Mil

27: The Commonwealth of Goldapp
Pop: 7,602 Mil

28: The Kingdom of Grander Japan
Pop: 16 Mil

29: The Dictatorship of Greater Terran Commonwealth
Pop: 4,796 Mil

30: The Prefecture of Hachisuka
Pop: 6,105 Mil

31: The Colony of Hagakure
Pop: 861 Mil

32: The Prefecture of Hatsume
Pop: 6,823 Mil

33: The Prefecture of Heisei
Pop: 1,825 Mil

34: The Republic of Higashitakasu
Pop: 2,336 Mil

35: The Rogue Nation of Hinatasou
Pop: 24,181 Mil

36: The Imperial Japanese carrier of Hiryu
Pop: 8,966 Mil

37: The Queendom of Hojo Masako
Pop: 18,595 Mil

38: The Kingdom♚ of Holy Souru
Pop: 2,414 Mil

39: The Holy Empire of Horo
Pop: 7,472 Mil

40: The Imperial Japanese carrier of Hosho
Pop: 7,404 Mil

41: The Colony of Ikoma
Pop: 1,015 Mil

42: The Republic of IShares MSCI Japan ETF
Pop: 40 Mil

43: The Prefecture of Isobe
Pop: 3,266 Mil

44: The Kingdom of Itazawa
Pop: 50 Mil

45: The Colony of Izumi
Pop: 848 Mil

46: The State of J a p a n
Pop: 4,061 Mil

47: The People's Republic of Japamwenia
Pop: 5,720 Mil

48: The Colony of Japan Guardian
Pop: 9,792 Mil

49: The Matriarchy of Japanese Women
Pop: 2,684 Mil

50: The Cursed Springs of Jusenkyo
Pop: 4,436 Mil

51: The Prefecture of Kadotani
Pop: 13,737 Mil

52: The Empire of Kamakura Shoguns
Pop: 14,753 Mil

53: The Blade of Katana
Pop: 4,267 Mil

54: The Kingdom of Kingdom of Souru
Pop: 8 Mil

55: The Society of Kireina
Pop: 13,018 Mil

56: The Heavenly Hiruko Huntress of Kiruko
Pop: 3,794 Mil

57: The Imperial Navy ship of Kotetsu
Pop: 7,176 Mil

58: The Draconis Combine of Kurita
Pop: 7,237 Mil

59: The Holy Cute Matriarchy of Kyary Pamyu Pamyu
Pop: 26,102 Mil

60: The Mediterranean Prefectures of Luanmi
Pop: 21,448 Mil

61: The Kingdom of Marset
Pop: 3,262 Mil

62: The Prefecture of Matsumae
Pop: 1,880 Mil

63: The Matriarchy of Meloconistan
Pop: 6,351 Mil

64: The Prefecture of Mie
Pop: 5,475 Mil

65: The Prefecture of Mikasa
Pop: 7,395 Mil

66: The District of Minowa
Pop: 8,870 Mil

67: The Prefecture of Minowara
Pop: 3,274 Mil

68: The Republic of Misty Lake and Youkai Mountain
Pop: 1,420 Mil

69: The Love Hashira of Mitsuri Kanroji
Pop: 1,712 Mil

70: The Colony of Miyahara
Pop: 238 Mil

71: The Prefecture of Mizutoshi
Pop: 9,125 Mil

72: The Rock Hell of MUCC
Pop: 41,036 Mil

73: The Prefecture of Murasaki
Pop: 12,721 Mil

74: The Rogue Nation of Myuri
Pop: 7,743 Mil

75: The Colony of Nagao
Pop: 190 Mil

76: The Prefecture of Nagasawa
Pop: 9,732 Mil

77: The Prefecture of Nagato
Pop: 4,457 Mil

78: The Prefecture of Nanakaido
Pop: 14,052 Mil

79: The Prefecture of Natori
Pop: 4,171 Mil

80: The Colony of NauraColony
Pop: 1,396 Mil

81: The Communication Disorder of Neko Komi
Pop: 7,442 Mil

82: The Community of Nemona
Pop: 662 Mil

83: The Federal Republic of Nergtul
Pop: 4,646 Mil

84: The Demon of Nezuko
Pop: 1,544 Mil

85: The Great Imperial State of Nihon koku
Pop: 29,508 Mil

86: The Constitutional Monarchy of Nihon-koku
Pop: 7,043 Mil

87: The Republic of Nipolonia
Pop: 45 Mil

88: The Prefecture of Nishizumi
Pop: 13,675 Mil

89: The Protectorate of Ochiba no Kata
Pop: 1,896 Mil

90: The Old Kothic Sleeper of Okami Yaiba
Pop: 18,137 Mil

91: The Switch of ON
Pop: 26,510 Mil

92: The Republic of Ooarai Prefectural Girls Academy
Pop: 193 Mil

93: The Prefecture of Ozawa
Pop: 7,384 Mil

94: The Gigachad of Republic Of Noobs
Pop: 2,920 Mil

95: The Egōshū Mercantile Republic of Sakai City
Pop: 1,626 Mil

96: The Colony of Sakamoto
Pop: 965 Mil

97: The Prefecture of Sanuki
Pop: 11,272 Mil

98: The Democratic Republic of Second Japan
Pop: 252 Mil

99: The Prefecture of Settsu
Pop: 4,407 Mil

100: The Shinobi of Shadow Warrior
Pop: 30,888 Mil

101: The Imperial Japanese Navy ship of Shimakaze
Pop: 3,275 Mil

102: The Community of Shinobu Kocho
Pop: 1,713 Mil

103: The Way of the kami of Shinto
Pop: 3,498 Mil

104: The Prefecture of Shizuoka
Pop: 7,414 Mil

105: The Imperial Navy carrier of Shokaku
Pop: 7,354 Mil

106: The Democratic Republic of Slit
Pop: 19,343 Mil

107: The Colony of Sohei
Pop: 902 Mil

108: The Imperial Japanese carrier of Soryu
Pop: 8,958 Mil

109: The Prefecture of Takebe
Pop: 13,725 Mil

110: The United Socialist States of The Communist Japanese Republics
Pop: 260 Mil

111: The Japanese Empire of The Greater Tokyo Area
Pop: 23,709 Mil

112: The Metal of Tin
Pop: 16,069 Mil

113: The Metropolis of Tokyo
Pop: 7,133 Mil

114: The Principality of Tokyo Megapolis Prefecture
Pop: 2,323 Mil

115: The Colony of Tono
Pop: 586 Mil

116: The Holy Green Wetlands of Tonsaeay
Pop: 16,221 Mil

117: The Prefecture of Toranaga
Pop: 3,136 Mil

118: The Prefecture of Tosa
Pop: 4,534 Mil

119: The Republic of Trinon
Pop: 5,171 Mil

120: The United Socialist States of Tsukinomiyako
Pop: 856 Mil

121: The Borderlands of Umami
Pop: 2,728 Mil

122: The Colony of Usagiyama
Pop: 858 Mil

123: The Dugelez Veur of Weebie
Pop: 3,253 Mil

124: The Floral Archipelago of Western Japan
Pop: 9,311 Mil

125: The Loving Couple of Whoa Crikey
Pop: 7,258 Mil

126: The Free Land of William Glen Harold Herrington
Pop: 6,938 Mil

127: The Prefecture of Yamagata
Pop: 5,283 Mil

128: The Prefecture of Yamanashi
Pop: 2,157 Mil

129: The Tsutsui Clan Domain of Yamato Province
Pop: 1,570 Mil

130: The Prefecture of Yezochi
Pop: 14,071 Mil

131: The Republic of Zalow Shale
Pop: 1,475 Mil

132: The Prefecture of Zuiho
Pop: 12,636 Mil

133: The Imperial Navy carrier of Zuikaku
Pop: 9,970 Mil