Wash the shishito peppers.
Dry them with a paper towel.
Heat a pan on medium-high heat.
Add sesame oil and let it get hot.
Put the shishito peppers in the pan.
Cook until they have black spots, turning them sometimes.
Mix soy sauce, yuzu juice, and rice vinegar in a bowl.
When the peppers are ready, put them on a plate.
Pour the sauce over them.
Sprinkle with salt, sesame seeds, and chili flakes.
Eat while they are hot.