
Japanese Tuna Donburi, or Tekkadon, is a classic rice bowl dish featuring fresh, sliced raw tuna sashimi served over a bed of steaming Japanese short-grain rice. It typically includes a savory-sweet soy-based sauce and is often garnished with wasabi, pickled ginger, and sometimes thin strips of nori seaweed. This dish is a staple of Japanese cuisine, particularly popular in sushi restaurants and as a quick, satisfying meal.
This dish is a high-protein, moderate-carbohydrate meal, providing a good balance of energy and muscle-supporting nutrients. A typical serving offers around 500-600 calories, with the tuna being a prime source of lean protein and heart-healthy omega-3 fatty acids.
| Calories | 550 kcal |
| Protein | 35 g |
| Carbs | 65 g |
| Fat | 12 g |
| Fiber | 3 g |
| Sugar | 8 g |
| Sodium | 680 mg |
| Vitamin D | 4.2 mcg |
| Selenium | 65 mcg |
| Niacin (B3) | 12 mg |
| Vitamin B12 | 8.5 mcg |
| Phosphorus | 380 mg |
| Magnesium | 65 mg |
| Potassium | 520 mg |
| Omega-3 (EPA+DHA) | 1.2 g |
Per 1 bowl (400 g) · estimated, varies by recipe
Culturally, Tekkadon is a beloved example of 'donburi' (rice bowl) cuisine, which emphasizes simplicity, quality ingredients, and the harmony between the topping and the rice. Nutritionally, the raw tuna provides a significant dose of vitamin D and selenium, minerals not as commonly found in other protein sources.