Linked from
The 10 pages that link to Sake, each with the reason it gives.
RiceRelated: Rice starch becomes fermentable sugar during the brewing process.
KojiRelated: Koji releases rice sugars that sake yeast converts into alcohol.
MirinCompared with: Sake is less sweet and is chiefly a drink, though it also seasons food.
SojuCompared with: Unlike traditionally distilled soju, sake is brewed rather than distilled.