With the rise of variable fonts and the free, open-source (Google/Adobe), one might assume A-OTF UD Shin Go NT Regular is obsolete. That is false.
Stands for Universal Design. This means the counters (the holes inside characters like 'o' or 'あ') are wider, and the strokes are simplified to prevent "blurring" at small sizes. A-otf Ud Shin Go Nt Regular