The Toto Washlet is an innovative toilet seat that features an integrated bidet. Fixtures that combine a toilet seat with a washing facility include the electronic bidet. In northern Europe, bidets are rare, although in Finland bidet showers are common. It replaces the conventional bidet, a separate plumbing fixture not attached to a toilet. For example, a bidet shower may be plumbed in. Some bathrooms contain a bidet, which might be placed next to a toilet. In Vietnam, people often use a bidet shower. Combined toilet/bidet installations make self-care toileting possible for many people, affording greater independence. In Europe, the bidet shower is used for example in Finland and Estonia. The seat-heating feature is very common, found even on toilets that lack the bidet features. This may explain the success of the high-tech toilet with a built-in bidet. The cistern was the genesis of the modern bidet. Bidet showers are common in countries where water is considered essential for anal cleansing. Bidet showers are most commonly found in South-East Asia, South Asia, and the Middle East. It has two settings&colon; one for washing the anus and one for the bidet.