TravelReady Guide
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Japan vs South Korea

Side-by-side look at the practical essentials — power, safety, money and getting around.

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Traveling between Japan and South Korea, you will need a plug adapter, and a voltage converter is likely needed for single-voltage appliances.

field Japan South Korea
Power plug Type A/B Type C/F
Voltage 100V 220V
Frequency 50/60Hz 60Hz
Emergency (general) 110 (police) / 119 (fire & ambulance) 112 (police) / 119 (fire & ambulance)
Police 110 112
Ambulance 119 119
Tap water Safe Safe
Driving side Left Right
Currency Japanese Yen (JPY, ¥) South Korean Won (KRW, ₩)
Dialing code +81 +82
Time zone UTC+9 (JST) UTC+9 (KST)
Best season Spring and autumn are the classic seasons, with cherry blossoms from late March to April and foliage in October to November. June is rainy in many regions, and midsummer can be hot and humid. April to May and September to November are the most comfortable seasons, with spring blossoms and autumn foliage. Summer can be hot, humid and rainy, while winter is cold but good for skiing and city food trips.

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Japan travel essentials

Plugs, emergency numbers, tap water, tipping and more for Japan.

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South Korea travel essentials

Plugs, emergency numbers, tap water, tipping and more for South Korea.