Here’s how the eggs turned out after a couple of days in the marinade. Freaking delicious. I cooked these eggs for less time too (6 1/2 minutes) so the yolk is soft. So good. 

   
    
 
By the way, I got the new and improved soy sauce egg recipe from this fabulous blog. Check it out! http://eatwithyoureyesclosed.com/my-recipes/anatomy-ramen-soy-sauce-eggs-shoyu-tamago/