Chop the kimchi into small pieces.
Drain the oil from the canned tuna and set aside.
Heat a little cooking oil in a pan and stir-fry the kimchi.
When the kimchi becomes translucent, add the tuna and stir-fry together.
Add the cooked rice and mix well with the ingredients while stir-frying.
Taste and season with salt or soy sauce if needed.
Serve the finished kimchi tuna rice in a bowl.