Toss the sliced cucumbers and green onions into a large bowl.
Pour in the rice wine vinegar, sesame oil, and salt to your liking. Give it a good stir.
Add the cilantro, basil, mint, garlic, ginger, and black sesame seeds. Toss it all together.
Sprinkle in crushed red pepper flakes according to your taste. Mix it up.
Ready to enjoy! Serve it immediately.
For later, store it in an airtight container in the fridge – it stays fresh for up to 5 days.