Remove the thin membrane from the pollock roe and cut it into bite-sized pieces.
Slice cucumber and tofu thinly.
Add cooking oil to a pan and stir-fry the cucumber.
When the cucumber turns translucent, add the tofu and stir-fry lightly.
Add the pollock roe and gently mix over low heat.
Finish by sprinkling sesame seeds and drizzling sesame oil.