Originally Posted by
Utopian
As someone who owns and uses an actually complete set, in addition to a travel set, I have a lot of experience with the SuperStones. They are great hones, but you would have been better off with the Chosera 1k. The SuperStone 1k is much slower and loads up a lot faster, which is part of the reason that it is slower. It also wears away faster.
In my opinion, the Chosera 1k is worth the extra money.
To the OP, I'm curious to know why you chose to buy it from Japan. I suspect there are several US sources that would have been cheaper.