Calories in Starbucks Wasanmitsu Matcha Frappuccino with whole milk come to 307 in the only size this drink is offered in, Tall. This blended drink pairs matcha with wasanmitsu, a refined Japanese sugar syrup.
That single serving carries 12.9g of fat and 42.7g of carbs, closely matching the Wasanmitsu Hojicha Frappuccino’s nutrition, showing the base recipe is nearly identical across matcha and hojicha variants.
This is a refined, Japan-inspired take on the classic matcha Frappuccino using premium sweetener instead of standard syrup.
Wasanmitsu Matcha Frappuccino® - whole milk Nutrition Facts
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Wasanmitsu Matcha Frappuccino® - whole milk
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Long-Term Health Impact
After 1 Week
Drinking a daily Grande Wasanmitsu Matcha Frappuccino® - whole milk adds 2149 calories to your week — about 413 minutes of brisk walking to offset.
After 1 Month
Over a month, that's 9210 calories — roughly 2.6 lb of potential weight gain if it isn't offset by activity.
After 1 Year
Over a year, a daily Grande Wasanmitsu Matcha Frappuccino® - whole milk totals 112055 calories and 0.0kg of sugar — equivalent to about 1121 miles of jogging to burn off.

