Search:

Some Thuris can finish well, but not equally well on all steels. They were very hyped by a member here who was considered a great honer, and he basically was talking them up all the time. As a result...

That stone, if attempted to cut for tomonagura, will probably easily shatter along those lines and the pieces will not be nice and chunky to be comfortable to use.
If I had the option I would only...

It is not even a Hatanaka, the stamp is generic. Since Hatanaka San has passed there is no heir to the Hatanaka stamp, it is free for all right now and lots of stones have been stamped with fake...

IMHO the best bang for the buck are Wakasa stones. They are not expensive and very consistent as finishers for razors. To me the feel on a Wakasa is as close to a Nakayama feel as it gets.

Hatanaka, usually are perfect rectangular shaped stones, I suspect that sometimes imperfect stones did make the cut based on performance.
Here are my two which I am certain are authentic, the asagi...

We have no way of knowing if what we consider reputable dealers get vintage and authentic stones either.
I see a lot of freshly stamped stones being sold all over the place. The reason I say that...