Rakuten Mobile crawls past the five million subscriber mark

Japanese greenfield MNO Rakuten Mobile has reached a subscriber milestone but is still a long way from where it needs to be.
The five million mark was hit yesterday, we’re told, which isn’t a bad effort for a company that entered a very mature mobile market from scratch in April 2020. But just a bit of additional context reveals that market leader NTT Docom has over 80 million subscribers, while KDDI and Softbank both have over 40 million.
Following Rakuten’s last earnings upda