Water-drinking disease' described in "Inokuma kanpaku ki" is a disease where one wants to drink water and it is said to mean diabetes mellitus, but there is no record of such symptom, so that the possibility is low.
猪隈関白記の「飲水の病」とは水を欲しがる病であり糖尿病を指すとするが、そのような症状があったという記録はなく、可能性は低い。