That broth looks like it is full of cream. There is not a drop of dairy in it. It is tonkotsu ramen, and the white is something stranger. A cook lit the stove before sunrise, dropped pork bones into water, and boiled them at a hard, violent rolling boil for the next 12 to 18 hours. Not a gentle simmer. A storm. The bones have to tumble and crash against each other the entire time. Do that long enough, and the bones themselves begin to dissolve. The marrow, the collagen, the fat shatter into particles too small to see and hang suspended in the water. The cream in your bowl is liquefied bone. Nothing was added. Just bone, heat, and most of a day. Then it lands in front of you, and the clock starts. The thin noodles are already softening, dying by the second in that heat. So you do the one thing nearly every other culture calls rude. You slurp. Loud. It cools the noodles and pulls air across the broth so you taste more of it. Here, the noise is a compliment. A man burned half his day, and a mountain of bone, into one bowl. You get about eight minutes to deserve it.