Season shrimp with salt, pepper, garlic powder, chili flakes, and chili powder. Cook over medium-high heat 2–3 minutes each side until curled into a C shape.
In your serving bowl, combine kewpie mayo, ramen seasoning packet, hot sauce, and egg yolk.
Boil noodles and dumplings, reserving half a cup of noodle water.
Add hot noodle water to the bowl mixture, then stir in noodles, dumplings, shrimp, and toppings.
Top with chili crisp, green onions, red chilis, and boiled eggs for a perfect finish.
