Rinse the soybeans thoroughly and soak them properly.
Soak the seaweed in cold water and cut it into bite-sized pieces.
Add soybeans and water to a pot, boil until cooked.
Drain and cool the boiled soybeans.
In a bowl, combine the soybeans and seaweed, then mix with soy sauce, vinegar, sugar, and sesame oil.
Transfer to a plate and finish by sprinkling sesame seeds on top.