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ServicesInternational Roaming and International CallsUsing your mobile phone overseas (international roaming service: WORLD WING)WORLD WING Customer Support
Local overseas support (Free battery charging service etc.)
If your handset runs out of power while traveling overseas, we offer support such as a free battery charging service for those who need their handsets charged.
Making inquiries while traveling overseas
DOCOMO offers support by phone for when your phone is lost or damaged while traveling overseas, 24 hours a day. (From 8 p.m. to 9 a.m., support is available only in Japanese.) Emergency Delivery Service is also now available.
Making inquiries from within Japan
Contact numbers for inquiries in Japan are listed.
Local Navigation
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Service interruption information
Provides current information on network trouble and other conditions affecting international roaming services. Please check this before departure.
Check to see if your phone can be used
Use i-mode to check whether your mobile phone can be used overseas (in Japanese only).
International Services website (i-mode version)
Information on international services is also available through i-mode (in Japanese only).
