Rinse the napa cabbage under cold water and separate the leaves.
Wrap the tofu in a paper towel to remove excess moisture.
Drain the oil from the canned tuna and set aside.
Crumble the tofu and mix it with the tuna.
Place the tofu-tuna filling on a napa cabbage leaf and roll it up tightly.
Lightly oil a pan and grill the rolls on all sides until finished.