I dont use it so I dont know what a good price is...but just trying to help out...
I found this one: seems like a nirvana of it
Mulberry Paper and More - Imported Decorative Art Paper
these guys in CA look super serious about quality-but they have a sale section...
https://hiromipaper.com/
it is on AZ an etsy...but this guy links over and has some big coupon code thingie...it is being fulfilled by AZ so it is stateside
Mulberry Paper Stock – Fantastic Paper from Origin
scrapbook.com and joggles both have some on the roll but they are printed and I dont know if you want mostly solid.
Geez...I just saw it somewhere last week and I cant remember. If I do I will come back. Happy hunting!