Cut the soft tofu into bite-sized pieces.
Remove the membrane from the pollock roe and extract only the eggs.
Thinly slice the onion and green onion.
Heat cooking oil in a pan, then sauté the onion and green onion.
Add the pollock roe and stir-fry quickly over low heat.
Add the soft tofu and season with salt.
Place the sautéed mixture over rice and drizzle with sesame oil.