Even something as simple as buying a movie ticket can require submitting a name using only Japanese characters.

It has always been ridiculous, but getting more and more since everything much match each other perfectly. MyNumber, bank, credit card, residence card and passport... There are a few services I outright can't use because my name doesn't fit in their system, and this is after weeks of phone calls with real people. (Note, it's Rakuten iDeco I'm talking about here)