Remember, people, we are talking about Japan here.
Completely different mindset.
"Make my keycaps as widespread on the market as possible" is more like the western way of thinking.
Topre never even bothered to sell their own keyboards on the international market, let alone accessories for some other company's product. So I'm not really optimistic about this, but then again, I'm not optimistic about anything, so don't mind me, just passing by...