Wash the shrimp thoroughly, remove the vein from the back, and blanch in boiling water.
Cut cucumber, avocado, and cherry tomatoes into bite-sized pieces.
Finely chop the onion, then soak in cold water to reduce its pungency.
Place rice in a bowl and top with prepared vegetables and shrimp.
Mix low-sodium soy sauce, lemon juice, and olive oil to make the sauce.
Drizzle the sauce and sprinkle sesame seeds over the salad poke to finish.