toto onlineBeyond the hygiene, this life-changing product brings a sense of harmony and wellness to daily life. By 2019, over 50 million units had been sold. In 2017, WASHLET was ranked the No. 1 spray seat brand in the world. , with focus on wellness, TOTO ntinues to develop advanced new technologies for WASHLET.Beyond the hygiene, this life-changing product brings a sense of harmony and wellness to daily life. By 2019, over 50 million units had been sold. In 2017, WASHLET was ranked the No. 1 spray seat brand in the world. , with focus on wellness, TOTO ntinues to develop advanced new technologies for WASHLET.