Combine orange, radish, cilantro, and shichimi togarashi. Add a couple of tablespoons of oil and toss to coat.
In a hot oiled pan, layer the bok choy greens on top of the flesh. Cook for 4 minutes (until flesh starts to char. Remove from pan.
In same pan, add scallions and oil (if necessary). Cook for 2 to 4 minutes, until starts to char. Remove from pan.
In same pan, add shrimp. Cook on one side for 2 to 3 minutes to brown.
Add 5 tbsp water and glaze. Cook, stirring occasionally until the glaze thickens and the shrimp is cooked to desired doneness (3 to 5 minutes)
Serve shrimp over bok choy and scallions, and top with the orange salsa