The mandarins are preserved in a syrup using stevia that keeps the sugar content at less than 14%, preserving the flavor of the fruit. 
Hagoromo Foods' "Lightly Sweet Mandarins 295g [Canned]" is a canned fruit made from colorful, uniformly sized mandarins, preserved in a syrup containing stevia that keeps the sugar content at less than 14%. The original flavor of the fruit is preserved, and the sweetness is kept to a minimum, allowing you to enjoy a refreshing taste.

Product specifications for Hagoromo Foods Sweet and Light Mandarin Oranges 295g [Canned]