I see a lot of familiar handles, viscaria, zjk, boll, mizutani, DHS, hell even Adidas?!
Honestly, people commissioning custom blades would prefer it be unique rather than looking like mass market stuff.
If you are serious about tailor made blades, why not offer truly bespoke instead of variations of existing models?
BTW, ayous is ~50% harder and stiffer than kiri.