Japan: Key Information & Facts

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Updated: 2018-05-02.

General points to know about the country of Japan – demographics, important ages, phone numbers, key statistics, and more – whether you are traveling there or not.

Capital: Tokyo (& largest city)

Population: 126.86 million (2017 census)

Language(s): Japanese

Emperor: Akihito

Prime Minister: Shinzō Abe

CurrencyYen ¥ (JPY)

Area: 377,972 km2 (145,935 mi2)

Dialing Code: +81

Time Zone: Japan Standard Time “JST” (UTC+9)
•   DST/Summer Time: Not Observed

Demonym: Japanese (what’s this?)

EndonymNippon or Nihon
(their name for their country)
Emergency Dialing Tel. Number: 110 is the general emergency number (police); 119 for fire or medical.

Drinking Age: 20

Smoking Age: 20

Age of Consent: 13, however, most localities have a higher age minimum.

Drives on the: Left

Electricity & Adapter: Plug Types A / B (define)

Country Code (ISO): JP (also the country’s primary TLD {top-level domain})

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