Pertussis - number of reported cases in Japan

Japan: Pertussis - number of reported cases was 89,577 in 2025. ◆ Volatile

Latest (2025)
89,577
Change on year
up 2,087.5%
World rank
1st
of 210 countries
All-time high
89,577
in 2025
All-time low
42
in 1998
Years of data
43
1974–2025

Pertussis - number of reported cases in Japan, 1974–2025

020.0k40.0k60.0k80.0k1974199920251974: 3931975: 1.1k1976: 2.5k1977: 5.5k1978: 9.6k1979: 13.0k1980: 5.0k1981: 3.4k1982: 2.5k1983: 2.5k1984: 1.1k1985: 9381986: 1.0k1987: 9091988: 4991989: 2291990: 5831991: 8211993: 1311996: 1831998: 422000: 3.8k2001: 3.8k2002: 11.7k2003: 1.5k2004: 1.5k2006: 1.5k2008: 6.8k2009: 5.2k2010: 5.4k2011: 4.4k2012: 4.1k2013: 1.7k2014: 2.1k2015: 2.7k2016: 3.0k2017: 1.7k2018: 12.1k2019: 16.8k2020: 2.9k2021: 7522024: 4.1k2025: 89.6k

Source: World Health Organization, Global Health Observatory.

Analysis

In 2025, pertussis - number of reported cases in Japan stood at 89,577. That is the highest value across all 43 years on record.

Compared with earlier readings it is up 2,087.5% on the previous year and up 3,248.7% over ten years.

Over the whole period, pertussis - number of reported cases in Japan peaked at 89,577 in 2025 and was at its lowest, 42, in 1998.

Japan ranks 1st of 210 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Pertussis - number of reported cases in Japan, year by year

Annual values for Pertussis - number of reported cases in Japan, 1974 to 2025.
Year Value Change
1974 393
1975 1,084 +175.8%
1976 2,508 +131.4%
1977 5,470 +118.1%
1978 9,626 +76.0%
1979 13,035 +35.4%
1980 5,033 -61.4%
1981 3,368 -33.1%
1982 2,532 -24.8%
1983 2,459 -2.9%
1984 1,114 -54.7%
1985 938 -15.8%
1986 1,037 +10.6%
1987 909 -12.3%
1988 499 -45.1%
1989 229 -54.1%
1990 583 +154.6%
1991 821 +40.8%
1993 131 -84.0%
1996 183 +39.7%
1998 42 -77.0%
2000 3,787 +8916.7%
2001 3,804 +0.4%
2002 11,740 +208.6%
2003 1,534 -86.9%
2004 1,534 +0.0%
2006 1,504 -2.0%
2008 6,753 +349.0%
2009 5,208 -22.9%
2010 5,406 +3.8%
2011 4,395 -18.7%
2012 4,087 -7.0%
2013 1,663 -59.3%
2014 2,066 +24.2%
2015 2,675 +29.5%
2016 3,011 +12.6%
2017 1,661 -44.8%
2018 12,103 +628.7%
2019 16,845 +39.2%
2020 2,947 -82.5%
2021 752 -74.5%
2024 4,095 +444.5%
2025 89,577 +2087.5%

Averages by decade

DecadeAverage LowestHighest Years
1970s 5,353 393 13,035 6
1980s 1,812 229 5,033 10
1990s 352 42 821 5
2000s 4,483 1,504 11,740 8
2010s 5,391 1,661 16,845 10
2020s 24,343 752 89,577 4

Countries ranked near Japan

  1. 2 China (People’s Republic of) 33,364 compare
  2. 3 Australia 25,277 compare
  3. 4 Poland 11,323 compare

See the full ranking of 222 places →

More health data for Japan

All data for Japan →

Frequently asked questions

What is pertussis - number of reported cases in Japan?
Pertussis - number of reported cases in Japan was 89,577 in 2025, according to World Health Organization, Global Health Observatory.
What is the highest pertussis - number of reported cases recorded in Japan?
The highest recorded value was 89,577 in 2025.
What is the lowest pertussis - number of reported cases recorded in Japan?
The lowest recorded value was 42 in 1998.
How does Japan rank for pertussis - number of reported cases?
Japan ranks 1st out of 210 countries with data for 2025.
Is pertussis - number of reported cases rising or falling in Japan?
Over the last ten years it is up 3,248.7%. The long-run trend across the full record is volatile.
Where does this Japan data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Pertussis - number of reported cases. Statizoid updates them automatically from the source API.

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Pertussis - number of reported cases in Japan. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 23 August 2026, from https://health.statizoid.com/stat/pertussis-number-of-reported-cases/japan/

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About this data

Indicator
Pertussis - number of reported cases
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
222 places, 9,189 data points, 1974–2025
Last refreshed