Yaki Onigiri (Nasi Panggang)

Bahan-bahan (9 porsi)

• 2¼ cups uncooked Japanese short-grain white rice
• 2½ cups water ((or 1⅔ cups (400 ml) for 2 rice cooker cups))
• 3 Tbsp soy sauce ((or 2 Tbsp for 2 rice cooker cups))
• 1 Tbsp sugar ((or 2 tsp for 2 rice cooker cups))
• 1 Tbsp toasted sesame oil ((or 2 tsp for 2 rice cooker cups))
• ¼ tsp Diamond Crystal kosher salt ((or ⅛ tsp for 2 rice cooker cups))
• 1 Tbsp soy sauce
• 1 tsp toasted sesame oil