Separate the pollock roe from the skin.
Pat the tofu dry with a paper towel and cut it into bite-sized pieces.
Cut the cucumber into pieces of a suitable size for eating.
Heat olive oil in a pan, grill the tofu until golden brown, then add the cucumber and stir-fry.
Add the pollock roe, and gently stir-fry over low heat, mixing all the ingredients evenly.
Taste and season with salt if needed.