Rental SIM Card

SIM Card

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. You can summarize major differences between Prepaid SIM or Rental SIM as the followings.

Rental SIM Card

Differences between Prepaid SIM Card and Rental SIM Card

Prepaid SIM Card Rental SIM Card
Activation Required Not Required
APN Required Required
Length of Stay Short Short to Long
Data Speed Low when crowded Stable
Return Not required Required
Gurantee No Some has

Source URL Differences Between Prepaid SIM Card and Rental SIM Card

ProviderOfficial Site
LightPocket Official Site
CDJapan Rental Official Site
Sakura Mobile Official Site
Easygo Japan Official Site
GENKI MOBILE Official Site