In a small bowl, add 2 tablespoons of cold water and 1 teaspoon of gelatin powder.
Place this bowl in a larger bowl of hot water and stir until the gelatin powder is dissolved and the mixture is clear.
In another small bowl, sift 1 tablespoon of matcha powder.
Add 2 tablespoons of hot water and whisk until fully combined. Set aside.
In a small saucepan, add 2 cups of soy milk and 2 tablespoons of sugar (if using unsweetened soy milk; omit sugar if using sweetened soy milk).
Heat over medium-low, stirring until the sugar melts.
Remove the saucepan from the heat once steam begins to rise and small bubbles form around the edges. Do not let the soy milk boil.
Add the gelatin mixture to the warm soy milk and stir immediately until fully combined.
Add 1/4 cup of whipping cream to the matcha mixture and stir until combined.
Add the matcha mixture to the soy milk and stir until fully combined.
Sift the pudding mixture at least twice to ensure a smooth texture.
Pour the mixture into small ramekins or molds.
Refrigerate for at least 3 hours or overnight until set.
Remove from the fridge and enjoy your Matcha Soy Milk Pudding!