Complaints about scratches on toilet seats manufactured by Japanese company Toto led the firm to issue an unusual instruction to consumers: don't wipe the seats with toilet paper.

But these cutting edge seats have an unlikely nemesis: toilet ... seats are made of plastic resin due to the material's ...

But these cutting edge seats have an unlikely nemesis: toilet paper. Toto, a top Japanese toilet ... Shimbun that its bidet toilet seats are made of plastic resin due to the material's "resistance ...