Jan. 3 (UPI) --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.

Toto Ltd.'s generations of toilet models are seen at the Toto Museum in Kitakyushu on June 23, 2023. (Mainichi/Norihisa Ueda) FUKUOKA -- Though cleaning toilet seats with flushable paper at hand ...