1) The majority of the visitors are farmers in Tochigi Prefecture. Men and women are equally distributed.
2) About 92% of the visitors come to cure diseases or for reconvalesence.
The diseaes from which they suffer are predominantly gastrointestinal disorders in Motoyu (68%) and neuralgia or rheumatic diseases in Arayu (70%) and in Oami (50%). It seems that they select a spring according to their empirical evaluations.
3) About 79% of the visitors stay at the Spa for from one to two weeks, and most visitors come to the Spa two to five times, and take bath five to six times a day on an average.
4) About 87% of the visitors put in practice of drinking of hot spring water in Motoyu, but only 10% of the visitors in Oami and Arayu drink spring waters.
5) The majority of visitors come to the Spa according to their own experience or recommendation of others, and only 3.6% have consulted doctors for the indicatiou in hot spring bathing before coming to the Spa.
6) The practice of the Spa treatment in Shiobara brought improvement of symptoms in about 69%, and occurence of thermal crisis proved in about 26% of the visitors.
In abdition it must be noted that these data are the results of the Spa treatment without any doctors' instruction, so that more beneficial effect will be obtained by proper instruction of the doctors.