Land
Size, shape and altitude
How big is it, really?
Japan fits inside Peru 3.4 times.
Japan: 377,969 km² (2023) · Peru: 1,285,220 km² (2023)
How much coast is there?
Japan’s coastline is 12 times as long as Peru’s.
Japan: 29,751 km (2026 edition) · Peru: 2,414 km (2026 edition)
How high can you climb?
Peru’s highest peak towers 2,970 m above Japan’s.
Japan: 3,776 m (2026 edition) · Peru: 6,746 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Japan has 3.6 times as many people as Peru.
Japan: 123 million (2025) · Peru: 34.6 million (2025)
How crowded is it?
Japan is 13 times as densely populated as Peru.
Japan: 338 per km² (2025) · Peru: 27 per km² (2025)
How tall are the men?
Men in Japan are 5.3 cm taller than in Peru.
Japan: 172.1 cm (2019) · Peru: 166.8 cm (2019)
How tall are the women?
Women in Japan are 4.1 cm taller than in Peru.
Japan: 158.5 cm (2019) · Peru: 154.4 cm (2019)
How old is the typical person?
The typical person in Japan is 20 years older than in Peru.
Japan: 49 years (2023) · Peru: 29.5 years (2023)
How many children per woman?
Women in Peru have 0.8 more children on average than in Japan.
Japan: 1.15 children per woman (2024) · Peru: 1.97 children per woman (2024)
How many people are 65 or older?
30% of people in Japan are 65 or older, versus 9.5% in Peru.
Japan: 30% (2025) · Peru: 9.5% (2025)
How many Nobel laureates were born there?
Japan has produced 2.4 Nobel laureates per 10 million people, Peru 0.3.
Japan: 2.4 (2025) · Peru: 0.3 (2025)
How many official languages?
Peru has 3 official languages, Japan 1.
Japan: 1 (2026) · Peru: 3 (2026)
Money
What an economy looks like per person
How big is the economy?
Japan’s economy is 13 times the size of Peru’s.
Japan: $4.44 trillion (2025) · Peru: $335 billion (2025)
How much is produced per person?
Japan produces 2.9 times as much per person as Peru.
Japan: Int$55,422 (2025) · Peru: Int$18,816 (2025)
How evenly is income shared?
Income is more unequally shared in Peru than in Japan (Gini 7.8 points higher).
Japan: 32.3 (2020) · Peru: 40.1 (2024)
How many people are looking for work?
Unemployment is 5.1% in Peru, versus 2.5% in Japan.
Japan: 2.5% (2025) · Peru: 5.1% (2025)
How much goes to the military?
Japan and Peru are practically level.
Japan: 1.4% (2024) · Peru: 0.9% (2024)
How expensive is it?
Japan’s price level (US = 100) is 1.3× Peru’s.
Japan: 65% (2025) · Peru: 51% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Japan spends 8.2 times as much on health per person as Peru.
Japan: $3,638 (2023) · Peru: $446 (2023)
How long do people live?
People in Japan live 6.1 years longer than in Peru.
Japan: 84 years (2024) · Peru: 77.9 years (2024)
How many babies don’t reach their first birthday?
A baby in Peru is 6.1 times as likely to die before turning one as in Japan.
Japan: 1.8 per 1,000 (2024) · Peru: 11 per 1,000 (2024)
How many doctors are there?
Japan has 57% more doctors per person than Peru.
Japan: 2.6 per 1,000 (2022) · Peru: 1.7 per 1,000 (2023)
How common is obesity?
29% of adults in Peru are obese, versus 5.2% in Japan.
Japan: 5.2% (2024) · Peru: 29.1% (2024)
How many adults smoke?
18% of adults in Japan smoke, versus 12% in Peru.
Japan: 17.5% (2024) · Peru: 12.4% (2024)
Everyday life
Plates, glasses and happiness
How do people rate their lives?
People in Japan rate their lives 0.16 points higher than in Peru.
Japan: 6.13 (2025) · Peru: 5.97 (2025)
How much do people drink?
Adults in Japan drink 31% more alcohol than in Peru.
Japan: 6.3 litres (2023) · Peru: 4.8 litres (2023)
How much meat is on the menu?
Japan has 8% more meat per person than Peru.
Japan: 59.9 kg (2022) · Peru: 55.4 kg (2023)
How much food is there per day?
Peru has 140 kcal more food per person per day than Japan.
Japan: 2,670 kcal (2022) · Peru: 2,811 kcal (2023)
How long do people work?
Workers in Peru put in 489 more hours a year than in Japan.
Japan: 1,654 hours (2023) · Peru: 2,143 hours (2023)
How long do people go to school?
Adults in Japan went to school 2.5 years longer than in Peru.
Japan: 12.7 years (2023) · Peru: 10.2 years (2023)
How many tourists visit?
Japan welcomed 5 times as many tourists per resident as Peru (2019).
Japan: 0.3 (2024) · Peru: 0.06 (2022)
Connected
Online, electrified, urban
How many people are online?
86% of people in Japan are online, versus 82% in Peru.
Japan: 86% (2024) · Peru: 82% (2024)
Who has electricity at home?
100% of people in Japan have electricity, versus 97% in Peru.
Japan: 100% (2024) · Peru: 96.5% (2024)
How many live in cities?
92% of people in Japan live in cities, versus 86% in Peru.
Japan: 92% (2025) · Peru: 86% (2025)
How many phones per person?
Japan has 178 mobile subscriptions per 100 people, Peru 125.
Japan: 178 (2023) · Peru: 125 (2024)
How much railway is there?
Japan’s railway network is 11 times as long as Peru’s.
Japan: 20,087 km (2011) · Peru: 1,854 km (2017)
How much do they fly?
Airlines from Japan fly 90% more passengers per resident than those from Peru.
Japan: 0.98 (2023) · Peru: 0.51 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 68% of Japan, but only 56% of Peru.
Japan: 68.4% (2023) · Peru: 56.1% (2023)
How much CO₂ does each person emit?
The average person in Japan emits 3.8 times as much CO₂ as someone in Peru.
Japan: 7.8 t (2024) · Peru: 2.1 t (2024)
How green is the power grid?
64% of Peru’s electricity is renewable, versus 24% in Japan.
Japan: 23.6% (2025) · Peru: 63.6% (2025)
How clean is the air?
The air in Peru carries 2.6 times as much fine dust as in Japan.
Japan: 10.5 µg/m³ (2024) · Peru: 27.6 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
You are 38 times as likely to be murdered in Peru as in Japan.
Japan: 0.2 per 100k (2023) · Peru: 8.6 per 100k (2021)
How dangerous are the roads?
Roads in Peru are 4.7 times as deadly as in Japan.
Japan: 2.7 per 100k (2021) · Peru: 12.7 per 100k (2021)
Climate
What the year feels like
How warm is it?
Peru is on average 6.5 °C warmer than Japan.
Japan: 12.8°C (2016–2025 avg) · Peru: 19.2°C (2016–2025 avg)
How much rain falls?
Peru gets 19% more rain than Japan.
Japan: 1,824 mm (2016–2025 avg) · Peru: 2,164 mm (2016–2025 avg)
Quick answers
Is Japan bigger than Peru?
Peru is larger. Japan fits inside Peru 3.4 times.
Which has more people, Japan or Peru?
Japan has 3.6 times as many people as Peru (2025 estimates).
Where do people live longer, Japan or Peru?
People in Japan live 6.1 years longer than in Peru. Life expectancy at birth is 84.0 years in Japan and 77.9 in Peru.
Are people taller in Japan or Peru?
Men in Japan are 5.3 cm taller than in Peru (NCD-RisC, cohort born 2019).
