Best Air Quality Cities in Japan

Cities with the best air quality in Japan

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Most Polluted CitiesBest Air Quality Cities

Real-time air quality rankings for 100 cities across Japan. Browse the cleanest cities in Japan ranked by AQI.

1

Hiroshima

Japan

23

AQI

2

Nagano

Japan

23

AQI

3

Matsuyama

Japan

24

AQI

4

Kurashiki

Japan

24

AQI

5

Kanazawa

Japan

24

AQI

6

Fukuyama

Japan

24

AQI

7

Marugame

Japan

24

AQI

8

Sakaide

Japan

24

AQI

9

Takamatsu

Japan

24

AQI

10

Kyoto

Japan

25

AQI

11

Toyama

Japan

25

AQI

12

Kochi

Japan

25

AQI

13

Okayama

Japan

26

AQI

14

Himeji

Japan

26

AQI

15

Kitakyushu

Japan

28

AQI

16

Kagoshima

Japan

28

AQI

17

Utsunomiya

Japan

28

AQI

18

Kashiwa

Japan

28

AQI

19

Kashiwa

Japan

28

AQI

20

Otsu

Japan

28

AQI

21

Asahikawa

Japan

28

AQI

22

Iwaki

Japan

30

AQI

23

Takasaki

Japan

31

AQI

24

Takasaki

Japan

31

AQI

25

Maebashi

Japan

31

AQI

26

Saitama

Japan

32

AQI

27

Kawaguchi

Japan

32

AQI

28

Nagasaki

Japan

32

AQI

29

Kawagoe

Japan

32

AQI

30

Koshigaya

Japan

32

AQI

31

Koshigaya

Japan

32

AQI

32

Niigata

Japan

33

AQI

33

Akita

Japan

33

AQI

34

Naha

Japan

34

AQI

35

Sagamihara

Japan

35

AQI

36

Sagamihara

Japan

35

AQI

37

Shizuoka

Japan

35

AQI

38

Hachioji

Japan

35

AQI

39

Gifu

Japan

35

AQI

40

Kobe

Japan

36

AQI

41

Nishinomiya

Japan

36

AQI

42

Koriyama

Japan

38

AQI

43

Chiba

Japan

39

AQI

44

Adachi

Japan

39

AQI

45

Adachi

Japan

39

AQI

46

Edogawa

Japan

39

AQI

47

Funabashi

Japan

39

AQI

48

Koto

Japan

39

AQI

49

Ichikawa

Japan

39

AQI

50

Matsudo

Japan

39

AQI

51

Matsudo

Japan

39

AQI

52

Katsushika

Japan

39

AQI

53

Katsushika

Japan

39

AQI

54

Fujisawa

Japan

39

AQI

55

Yokosuka

Japan

39

AQI

56

Sendai

Japan

40

AQI

57

Hamamatsu

Japan

40

AQI

58

Kumamoto

Japan

40

AQI

59

Sapporo

Japan

41

AQI

60

Nara

Japan

42

AQI

61

Fukuoka

Japan

43

AQI

62

Wakayama

Japan

43

AQI

63

Kurume

Japan

44

AQI

64

Miyazaki

Japan

47

AQI

65

Tokyo

Japan

49

AQI

66

Yokohama

Japan

49

AQI

67

Kawasaki

Japan

49

AQI

68

Setagaya

Japan

49

AQI

69

Setagaya

Japan

49

AQI

70

Ota

Japan

49

AQI

71

Nerima

Japan

49

AQI

72

Itabashi

Japan

49

AQI

73

Suginami

Japan

49

AQI

74

Machida

Japan

49

AQI

75

Shinagawa

Japan

49

AQI

76

Shinagawa

Japan

49

AQI

77

Kita

Japan

49

AQI

78

Shinjuku

Japan

49

AQI

79

Shinjuku

Japan

49

AQI

80

Tokorozawa

Japan

49

AQI

81

Nakano

Japan

49

AQI

82

Tokorozawa

Japan

49

AQI

83

Nakano

Japan

49

AQI

84

Toshima

Japan

49

AQI

85

Oita

Japan

51

AQI

86

Sakai

Japan

52

AQI

87

Osaka

Japan

54

AQI

88

Higashiosaka

Japan

54

AQI

89

Amagasaki

Japan

54

AQI

90

Hirakata

Japan

54

AQI

91

Toyonaka

Japan

54

AQI

92

Suita

Japan

54

AQI

93

Takatsuki

Japan

54

AQI

94

Yokkaichi

Japan

57

AQI

95

Okazaki

Japan

59

AQI

96

Toyohashi

Japan

59

AQI

97

Nagoya

Japan

61

AQI

98

Ichinomiya

Japan

61

AQI

99

Kasugai

Japan

61

AQI

100

Toyota

Japan

65

AQI

Understanding Air Quality Index

0-50

Good

Air quality is satisfactory, and air pollution poses little or no risk.

51-100

Moderate

Air quality is acceptable. However, there may be a risk for some people.

101-150

Unhealthy for Sensitive Groups

Members of sensitive groups may experience health effects.

151-200

Unhealthy

Everyone may begin to experience health effects.

201-300

Very Unhealthy

Health alert: everyone may experience more serious health effects.

301+

Hazardous

Health warnings of emergency conditions. The entire population is likely to be affected.

The Air Quality Index (AQI) is a scale from 0 to 500 that measures air pollution levels. Poor air quality can cause respiratory issues, cardiovascular problems, and other health concerns.

Source: US EPA Air Quality Index

Last updated: Oct 23, 2026 3:41 AM