Cazzette the JP54 was designed and built in Tauranga for John-Pierre Dick a french ocean racer. Website here https://www.jpdick-yachts.com/
As for the comfort of cats, I did a delivery of a 50 foot cruising cat to Vanuatu a few months ago and was shocked at how uncomfortable it was in a seaway. I have sailed on smaller monohulls all my life and thought that it would be more comfortable and faster than a 35 foot racing mono. This was simply not the case.
So much leeway in waves that what should have been cracked sheets was on the wind.
Not impressed. Any half decent 50 foot keelboat would