What is the fine-grained topic of the following text: Whether a home medical center or a Zen space for meditation, the toilet of the future probably will emerge from laboratories like the ones in Nara at the Matsushita Electric Industrial Co.
Users of the Matsushita toilet can program it to preheat or pre-cool a bathroom at a specific time at a set temperature. Only return the topic.
The future of toilets and bathroom technology based on Matsushita Electric Industrial Co.'s research and development.