Whisk up marinade ingredients in a bowl. Place chicken, ginger and garlic in large bag and cover with marinade and refrigerate several hours or overnight.
Preheat oven to 425˚F. Arrange chicken, shaking off excess marinade, on rack-lined baking sheet and spray with cooking spray. Roast chicken about 1 hour to crispy, turning once.
For sauce, in small pot, melt the butter, add ginger and garlic, then swirl in pepper, mirin, sake, soy and sugar. Bring to bubble, reduce by half at low bubble, turn off heat and add sesame oil. For extra-spicy hot wings, add 2 tablespoons gochujang, sambal oelek or sriracha to the sauce.
Toss wings with sauce. Top with sesame seeds and chives or scallions to serve.
For the spicy crab ramen, cook noodles in boiling water 3-4 minutes, drain. Cold shock, and pat dry.
Whisk up sauce in mixing or serving bowl and toss noodles with sauce: hot chili paste, ginger, garlic, shallot, soy sauce, vinegar, sesame oil, herbs and juice of 1 lime; carefully fold in crab pieces. Serve noodles in bowls and top with chopped peppadews and a halved egg.