FOR THE DRESSING: Add all of the ingredients to a blender or food processor. Add water as needed until desired consistency is reached. Taste and adjust seasoning as needed. Cover, and place in the fridge until ready to use.
FOR THE SALAD: Cook soba noodles according to package instructions. After draining, run noodles under cold water. Dry off with paper towels and place in a large bowl. Add remaining salad ingredients and toss to combine. Add dressing to taste and enjoy!