TravelReady Guide

Travel comparison

Singapore vs Japan

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

Quick answer

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

Detail Singapore Japan
Power plug Type G Type A/B
Voltage 230V 100V
Frequency 50Hz 50/60Hz
Emergency (general) 999 (police) / 995 (ambulance & fire) 110 (police) / 119 (fire & ambulance)
Police 999 110
Ambulance 995 119
Tap water Generally safe Generally safe
Driving side Left Left
Currency Singapore Dollar (SGD, $) Japanese Yen (JPY, ¥)
Dialing code +65 +81
Time zone UTC+8 (SGT) UTC+9 (JST)
Best season 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. 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.

Full brief

Singapore travel essentials

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

Full brief

Japan travel essentials

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

Check exactly what adapter you need →