The 22nd seminar “What is the toilet comfort ?” -1 – “Evolving Toilets” book series, volume 1 “Comfortable Toilets” edited by Japan Toilet Association Japan Toilet Association (JTA) Seminar Series; “Let us know more about our Toilet Story”
The 22nd seminar “What is the toilet comfort ?” -1 – “Evolving Toilets” book series, volume 1 “Comfortab…