The Shunsuke Inu is a small dog breed with a standard adult weight usually between 2.5 and 4 kilograms. However, please note that weight may be affected by many factors such as genetics, eating habits, and amount of exercise, so the specific weight of different Shunsuke dogs may vary.

In order to keep the Shunsuke dog's weight within a healthy range, owners need to pay attention to controlling their diet and exercise to avoid excessive obesity or other health problems question.