Cooling/Resting Time: 0 minutes
Cook jasmine rice according to package directions and keep warm.
Whisk tamari, honey, brown sugar, grated ginger, grated garlic, mirin, cornstarch, and water in a small saucepan.
Bring sauce to a boil, reduce heat, and simmer 3-4 minutes until thickened.
Remove sauce from heat and let cool slightly.
Heat olive oil in a large skillet over medium-high heat.
Add ground beef and cook 6-8 minutes, breaking up with a spatula, until browned and cooked through.
Drain excess fat if needed.
Add broccolini, red bell pepper, sugar snap peas, and bok choy to the skillet with beef.
Cook 2-3 minutes, stirring constantly, keeping vegetables crisp.
Pour half the teriyaki sauce over beef and vegetables and stir to coat.
Divide rice among bowls and top with beef and vegetable mixture.
Garnish with green onions and sesame seeds.
Drizzle remaining teriyaki sauce over bowls.