Will it lock up thousands of innocent self-employed post office contractors as part of its instruction set?
Probably not, Japanese firms excel at hardware and generally build extremely poor software. This a hardware product, so consequently it is probably fairly good.
Conglomerates in general, and especially Japanese ones, are heterogeneous enough that those are basically two different companies. The British "Fujitsu" was an acquisition that I'm certain they now deeply, deeply regret.
(Which in no way excuses their utter evil.)