Meal for One: Japanese Oyakodon Inspired Recipe| Chicken & Egg Rice Bowl

Ingredients:
Onion (150g)
Salt (1/2 tsp)
Pepper (1/2 tsp)
Chicken thighs (200g)
Mirin (1tsp)
Oyster sauce (tsp)
Soy sauce (2tsp)
Garlic powder (1tsp)
Eggs (2)
Water (1/2 cup in onion); (1/8 cup in eggs)
Sesame seeds (1tsp- optional)
Spring onion (1tsp-optional)
Cooked rice (2 cups)
Music: Bensound