It depends on how it is cooked and what is used in the recipe. For example, while sushi with... say salmon, cucumber and green onion will be counted as a fairly healthy option, eating too much tempura will be about as healthy as hamburgers.
No cuisine is 100% "healthy". Without knowing which dish you are referring to specifically, I would speculate that Japanese food is healthier than other cuisines due to the portion sizes and types of...
Eating Raw and Healthy foods will help you to feel less fatigued, less irritable and to have more Energy and Possibly a Higher Libido!! If you really want to go raw then stick to vegetables, a little...