4 Simple Steps to Call Japan
Follow these easy steps to make your first call
Format the Phone Number
Start with the country code JP, then add the phone number. For example: JP XXX XXX XXXX
Remove any leading zeros from the local number. The country code replaces the trunk prefix.
Choose Between Mobile or Landline
Mobile and landline numbers may have different prefixes and rates in some countries.
Mobile numbers often start with specific digits. Check if the number is mobile or landline to understand potential rate differences.
Check the Best Time to Call
Consider time zone differences and local business hours to ensure your call is answered.
Avoid calling very early in the morning or late at night in the recipient's local time. Business hours are typically 9 AM - 5 PM local time.
Start Your Call Through UseCaller
Use our browser-based calling service to connect. No app download required.
Simply enter the formatted number in your dashboard, add credits if needed, and click call. Crystal clear quality guaranteed.
Essential Facts About Calling Japan
Capital
Tokyo
Time Zone
Tokyo
Languages
Japanese
Currency
Japanese Yen (¥)
Country Code
+81
Emergency
110
Business Hours
9:00 AM - 6:00 PM
Mobile Prefix
817..., 818...
About Calling Japan
Calling Japan from abroad is straightforward with UseCaller. Japan uses the +81 country code for all international calls. The capital city Tokyo and other major cities are well-connected with modern telecommunications infrastructure, ensuring crystal-clear call quality. The primary language is Japanese, so you may want to prepare a few key phrases if calling for business. The country operates primarily in the Tokyo time zone, which is important to consider when planning your calls. Japan uses the Japanese Yen as its official currency. Business hours typically follow local customs, so checking the time difference before calling is recommended. With UseCaller, connecting to anyone in Japan takes just seconds—no app downloads, no subscriptions, just simple browser-based calling at competitive rates.
Expert Tips for Calling Japan
- 1Japanese business culture is very formal
- 2Mobile numbers start with 070, 080, or 090
- 3Punctuality is extremely important
- 4English proficiency varies—prepare simple phrases
- 5Golden Week (late April-early May) sees business closures
💡 Did You Know?
Japan invented the emoji, which has revolutionized digital communication worldwide.
📱 Telecom Network
NTT Docomo, au (KDDI), and SoftBank are the main carriers with excellent 5G coverage.
Major City Area Codes in Japan
3
Tokyo
6
Osaka
52
Nagoya
45
Yokohama
75
Kyoto
Number Formatting Examples
See how to correctly format phone numbers for Japan
International Format
Standard format used worldwide
From USA
USA exit code + country code + number
Mobile Number
Mobile numbers may start with specific digits
Landline Number
Landline format with area code
Quick Reference Guide
Essential information at a glance for calling Japan
Country Code
JP
Best Calling Hours
9 AM - 5 PM local time
Rate per Minute
$0.10/min
Emergency Numbers
Varies by country