- ISO 3166
JP- Main language + region
ja-JP- Currency
- JPY · Japanese Yen
- Region
- APAC · CJK
Japan
Japan has 123.2M people, and 105.4M of them are online. Japanese is the most widely spoken language at 95%, one of 3 languages CLDR lists here. Japanese is official nationally. A product shipping here defaults to ja-JP.
Market summary
Each figure carries its own world scale, so it reads without a second market beside it.
People online
105.4M
0%world median 81%100%
86% of 123.2M people use the internet, per the World Bank's 2024 figure. Estimated by multiplying CLDR population by that share.
Income per person
$35,951
Higher than 78% of 213 territories
GDP per capita in current US dollars, World Bank Open Data, most recent reported year. A rough guide to spending power, not revenue.
Can pay online
99%
0%world median 71%100%
Adults aged 15 and over holding a bank or mobile-money account, World Bank Global Findex 2024. Below half means a card-only checkout excludes most of the market.
Languages
3
Japanese 95% · Central Okinawan 0.8% · Korean 0.6%
Languages CLDR records here with a share of 0.1% or more. 1 of them is official nationally.
English proficiency
446
Very lowVery high
Very low proficiency on the EF EPI 2025 scale. The sample is self-selected online test takers. It never enters any score on this site.
Adult literacy
99%
0%world median 95%100%
Share of adults who can read, as recorded in CLDR territory data. Low literacy shifts a product toward icons, audio, and video before another language.
What people speak
Shares include second languages, so totals can exceed 100%.
Most spoken in Japan
share of 123.2M people
- Japaneseofficial95%117M
- Central Okinawan0.8%948.7K
- Korean0.6%640.7K
Filled bars are nationally official languages. Bars are scaled to the largest language rather than to 100%.
CLDR records Japanese in 3 territories and 117.6M speakers in total; Japan holds 100% of them, and the rest come with the same translation. The Japanese profile maps the whole footprint.
Day-one requirements
What the interface needs for the main language spoken here (ja-JP).
Plural categories
1
Word-forms a translator writes for counted text. One form fits every count here.
Script family
CJK
Bundle a Noto-class webfont that covers this script. OS defaults vary.
Reading direction
Left-to-right
Standard. Use dir='auto' on user-generated content fields.
Date
2026年4月21日
Short: 2026/04/21
Time
18:30
Week starts Sun
Currency
￥1,235
1,234.56 in JPY · Japanese Yen
The engineering behind the flags: Font fallback: why the OS picks the wrong glyphs for this script