TravelReady Guide

Travel comparison

Japan vs Singapore

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

Quick answer

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

Detail Japan Singapore
Power plug Type A/B Type G
Voltage 100V 230V
Frequency 50/60Hz 50Hz
Emergency (general) 110 (police) / 119 (fire & ambulance) 999 (police) / 995 (ambulance & fire)
Police 110 999
Ambulance 119 995
Tap water Generally safe Generally safe
Driving side Left Left
Currency Japanese Yen (JPY, ¥) Singapore Dollar (SGD, $)
Dialing code +81 +65
Time zone UTC+9 (JST) UTC+8 (SGT)
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. Singapore is warm and humid year-round. February to April is often a comfortable window for sightseeing, while November to January can be wetter. Indoor attractions and evening plans help manage heat at any time of year.

Full brief

Japan travel essentials

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

Full brief

Singapore travel essentials

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

Check exactly what adapter you need →