Literary Agent

Chill a cocktail coupe by filling it with ice water and setting it aside.

Add Japanese whisky, yuzu juice, grapefruit juice, rich demerara syrup, and Maraschino liqueur into a cocktail shaker filled with ice.

Shake vigorously until the mixture is well-chilled.

Discard the ice water from the cocktail coupe.

Strain the mixture into the chilled cocktail coupe.

Express the oils from a grapefruit peel over the drink and use it as a garnish.