Kronii's case and the CtW keycaps both have a different message. Rather than say out of stock like the Niji ones, they say "This item is no longer available". They also were not removed from the collections.
Ouro Kronii Y60 + Desk Pad Bundle : HYTE
Ouro Kronii Y60 + Desk Pad Bundle - Modern Aesthetic Casehyte.comhololive English - Connect the World - Keycap Set & Desk Pad Bundle : HYTE
hololive English - Connect the World - Keycap Set & Desk Pad Bundlehyte.com
I think Hyte just pulled out.
I was wrong, HYTE did pull out, a Hyte employee posted this on their discord. Maybe company statement later.