Step 2

Place the salt on a small plate. Rub the grapefruit peel around the rim of a rocks glass. Rim the glass with salt.

Step 3

In a small spritz bottle, combine the fish sauce and water. Spritz the bottom of the rocks glass once with the fish sauce solution. Fill the glass with ice.

Step 4

In a cocktail shaker, combine the sake, gin, pickle juice, grapefruit juice and matcha powder. Fill the shaker with ice. Shake and pour into the prepared rocks glass. And serve.