Differences Between Prepaid SIM Card and Rental SIM Card

SIM Cards for Visitors from Outside of Japan All the SIM cards for visitors from outside of Japan can be categorized in two types: Prepaid SIM or Rental SIM. Most of them use the same network from NTT Docomo, one of the largest mobile phone operators in Japan. Their network […]

Japan Travel Answer & Solution: Why Slow Internet Speed in Certain Period of Time?

  I received a very interesting inquiry from a visitor to Japan, asking In Japan, why is the data communication speed limited for 30 minutes from 12:15 to 12:45? Is it a technical reason, or a cultural one? This is seemingly easy question to answer, but actually, it can be […]