TravelReady Guide

Travel comparison

Japan vs Thailand

A side-by-side look at the practical travel essentials for Japan and Thailand — power, safety, money and getting around — so you can plan or choose between them quickly.

Quick answer

Traveling between Japan and Thailand, you likely won't need a plug adapter, and a voltage converter is likely needed for single-voltage appliances.

Detail Japan Thailand
Power plug Type A/B Type A/B/C
Voltage 100V 230V
Frequency 50/60Hz 50Hz
Emergency (general) 110 (police) / 119 (fire & ambulance) 191 (police) / 1669 (medical)
Police 110 191
Ambulance 119 1669
Tap water Generally safe Use bottled water
Driving side Left Left
Currency Japanese Yen (JPY, ¥) Thai Baht (THB, ฿)
Dialing code +81 +66
Time zone UTC+9 (JST) UTC+7 (ICT)
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. November to February is the most comfortable season for Bangkok, Chiang Mai and many beach areas. March to May can be very hot, while monsoon patterns vary between the Andaman and Gulf coasts.

Full brief

Japan travel essentials

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

Full brief

Thailand travel essentials

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

Check exactly what adapter you need →