Q: Device Compatibility for International Roaming

📢 Normal Usage Within Japan ; Compatibility Guide for docomo International Roaming VoLTE Calls 【Warning】If you only intend to use the service for verifying Japanese websites while overseas, please note that Samsung devices, iPhone 16e, Phone 17e/Air, and iPhone 18 series may not work properly overseas. As 3G networks have been shut down in Japan and many other countries, you must use a VoLTE-compatible phone model to utilize docomo's international roaming voice call services. ⚠️ Some devices may be completely unable to use the service overseas, while others may only be able to receive SMS and may not be able to make or receive calls. 💡 Actual compatibility may vary depending on the country or region where the device was manufactured.

Q: Device Compatibility for International Roaming

📢 Normal Usage Within Japan ; Compatibility Guide for docomo International Roaming VoLTE Calls 【Warning】If you only intend to use the service for verifying Japanese websites while overseas, please note that Samsung devices, iPhone 16e, Phone 17e/Air, and iPhone 18 series may not work properly overseas. As 3G networks have been shut down in Japan and many other countries, you must use a VoLTE-compatible phone model to utilize docomo's international roaming voice call services. ⚠️ Some devices may be completely unable to use the service overseas, while others may only be able to receive SMS and may not be able to make or receive calls. 💡 Actual compatibility may vary depending on the country or region where the device was manufactured.

Q: Device Compatibility for International Roaming

📢 Normal Usage Within Japan ; Compatibility Guide for docomo International Roaming VoLTE Calls 【Warning】If you only intend to use the service for verifying Japanese websites while overseas, please note that Samsung devices, iPhone 16e, Phone 17e/Air, and iPhone 18 series may not work properly overseas. As 3G networks have been shut down in Japan and many other countries, you must use a VoLTE-compatible phone model to utilize docomo's international roaming voice call services. ⚠️ Some devices may be completely unable to use the service overseas, while others may only be able to receive SMS and may not be able to make or receive calls. 💡 Actual compatibility may vary depending on the country or region where the device was manufactured.

Question 1

Device Compatibility for International Roaming

meng · Accepted Answer

📢 Normal Usage Within Japan ; Compatibility Guide for docomo International Roaming VoLTE Calls

【Warning】If you only intend to use the service for verifying Japanese websites while overseas, please note that Samsung devices, iPhone 16e, Phone 17e/Air, and iPhone 18 series may not work properly overseas.

As 3G networks have been shut down in Japan and many other countries, you must use a VoLTE-compatible phone model to utilize docomo's international roaming voice call services.

⚠️ Some devices may be completely unable to use the service overseas, while others may only be able to receive SMS and may not be able to make or receive calls.

💡 Actual compatibility may vary depending on the country or region where the device was manufactured.

Question 2

Device Compatibility for International Roaming

meng · Accepted Answer

📢 Normal Usage Within Japan ; Compatibility Guide for docomo International Roaming VoLTE Calls

【Warning】If you only intend to use the service for verifying Japanese websites while overseas, please note that Samsung devices, iPhone 16e, Phone 17e/Air, and iPhone 18 series may not work properly overseas.

As 3G networks have been shut down in Japan and many other countries, you must use a VoLTE-compatible phone model to utilize docomo's international roaming voice call services.

⚠️ Some devices may be completely unable to use the service overseas, while others may only be able to receive SMS and may not be able to make or receive calls.

💡 Actual compatibility may vary depending on the country or region where the device was manufactured.

Question 3

Device Compatibility for International Roaming

meng · Accepted Answer

📢 Normal Usage Within Japan ; Compatibility Guide for docomo International Roaming VoLTE Calls

【Warning】If you only intend to use the service for verifying Japanese websites while overseas, please note that Samsung devices, iPhone 16e, Phone 17e/Air, and iPhone 18 series may not work properly overseas.

As 3G networks have been shut down in Japan and many other countries, you must use a VoLTE-compatible phone model to utilize docomo's international roaming voice call services.

⚠️ Some devices may be completely unable to use the service overseas, while others may only be able to receive SMS and may not be able to make or receive calls.

💡 Actual compatibility may vary depending on the country or region where the device was manufactured.

Model Name	Model Number	Roaming VoLTE Calls	Roaming SMS
ASUS ROG Phone 8、ASUS ROG Phone 9		〇	〇
ASUS ZenFone Max Pro (M2)		〇	〇
ASUS Zenfone 9	AI2202	〇	〇

Model Name	Model Number	Roaming VoLTE Calls	Roaming SMS	Notes
16e、17e/Air 、18 Series	MHRW4ZP/A　TW/TH/VN Global Version（i18）	❌	〇	Unable to make calls while overseas, but SMS can be received after configuring the APN.
6 、7、X、11、12、13、14、15、16、17 Series	Global Version	〇	〇

Model Name	Model Number	Roaming VoLTE Calls	Roaming SMS
OPPO Reno14 5G	CPH2737	〇	〇
OPPO Reno14 Pro		〇	〇
OPPO A79 5G	CPH2557(Global Version)	〇	〇

Model Name	Model Number	Roaming VoLTE Calls	Roaming SMS	Notes
Samsung Galaxy S Series	TW、US、HK、SG、AU	❌	〇
Samsung Galaxy A Series	TW、US、HK、SG、AU	❌	〇

Model Name	Model Number	Roaming VoLTE Calls	Roaming SMS	Notes
AQUOS wish5	SH-M32TW	〇	〇
AQUOS R9	SH-M28TW	〇	〇

Device Compatibility for International Roaming

■ ASUS

■ Google Pixel

■ HUAWEI

■ iPhone

■ OPPO

■ Motorola

■ Samsung

■ SHARP

■ SONY

■ vivo

■ Xiaomi

Model Name	Roaming VoLTE Calls	Roaming SMS	Notes
Redmi 12C、Note 11 Pro+ 5G、Redmi Note 12 Pro+ 5G	〇	〇	Dial##86583## directly to enable or disable the VoLTE calling function.
Xiaomi 12T	〇	〇
POCO F8 Ultra、POCO X8 Pro Max	〇	〇