The Shikoku Ken, a rare and treasured dog breed from Japan, is known for its agility, loyalty, and keen hunting abilities. On average, males typically weigh between 18 to 25 kilograms (40 to 55 pounds) and stand about 52 centimeters (20.5 inches) tall at the shoulder. Females are slightly smaller, generally weighing 15 to 20 kilograms (33 to 44 pounds) and measuring around 46 centimeters (18 inches) in height. This breed exhibits a robust and well-proportioned build, characterized by a straight back, well-developed muscles, and a somewhat fox-like expression, reflecting its ancient lineage and active nature.
Male Japanese Shikoku Ken Weights & Heights by Age
The following chart contains the average weights and heights of male Japanese Shikoku Ken from newborn to 3 years of age. Please note these are only averages. Always consult with your veterinarian if you have any concerns about your Japanese Shikoku Ken’s growth.
Age (Months/Years)
Weight (lbs/kg)
Height (in/cm)
0-1 months
3-5 lbs / 1.4-2.3 kg
5-6 in / 12.7-15.2 cm
2 months
10-15 lbs / 4.5-6.8 kg
10-12 in / 25.4-30.5 cm
3 months
15-20 lbs / 6.8-9.1 kg
12-14 in / 30.5-35.6 cm
4 months
20-25 lbs / 9.1-11.3 kg
14-16 in / 35.6-40.6 cm
6 months
25-30 lbs / 11.3-13.6 kg
16-18 in / 40.6-45.7 cm
9 months
30-35 lbs / 13.6-15.9 kg
18-20 in / 45.7-50.8 cm
12 months
35-40 lbs / 15.9-18.1 kg
20-21 in / 50.8-53.3 cm
2 years
40-55 lbs / 18.1-25 kg
20-21 in / 50.8-53.3 cm
3 years
40-55 lbs / 18.1-25 kg
20-21 in / 50.8-53.3 cm
Female Japanese Shikoku Ken Weights & Heights by Age
The following chart contains the average weights and heights of female Japanese Shikoku Ken from newborn to 3 years of age. Please note these are only averages. Always consult with your veterinarian if you have any concerns about your Japanese Shikoku Ken’s growth.
Age (Months/Years)
Weight (lbs/kg)
Height (in/cm)
0-1 months
2-4 lbs / 0.9-1.8 kg
4-5 in / 10.2-12.7 cm
2 months
8-12 lbs / 3.6-5.4 kg
9-11 in / 22.9-27.9 cm
3 months
12-16 lbs / 5.4-7.3 kg
11-13 in / 27.9-33 cm
4 months
16-20 lbs / 7.3-9.1 kg
13-15 in / 33-38.1 cm
6 months
20-25 lbs / 9.1-11.3 kg
15-17 in / 38.1-43.2 cm
9 months
25-30 lbs / 11.3-13.6 kg
17-18 in / 43.2-45.7 cm
12 months
30-35 lbs / 13.6-15.9 kg
17-18 in / 43.2-45.7 cm
2 years
33-44 lbs / 15-20 kg
17-18 in / 43.2-45.7 cm
3 years
33-44 lbs / 15-20 kg
17-18 in / 43.2-45.7 cm
These tables are based on general guidelines and can vary greatly depending on individual dogs. Always consult with a veterinarian or professional breeder for more specific information about your pet’s growth and development.
FAQs about a Japanese Shikoku Ken Puppy’s Growth and Development
1. What is the average weight of a Shikoku Ken at 2 months?
At 2 months old, male Shikoku Kens usually weigh between 10-15 pounds (4.5-6.8 kg), while females weigh about 8-12 pounds (3.6-5.4 kg). These figures can vary slightly depending on the puppy’s diet and level of activity.
2. How quickly does a Shikoku Ken puppy grow in the first year?
Shikoku Ken puppies grow rapidly in their first six months, gradually reaching near their adult size around 12 months. You should see significant size increases monthly, particularly in weight and height.
3. What should I do if my Shikoku Ken puppy is underweight?
If your Shikoku Ken puppy seems underweight, consult your veterinarian to rule out any health issues and ensure their diet is adequate. Puppies require high-quality puppy food that supports their growth in terms of calories and nutrients.
4. How tall should my Shikoku Ken be at 6 months?
By 6 months, male Shikoku Kens should be about 16-18 inches (40.6-45.7 cm) tall, and females should be around 15-17 inches (38.1-43.2 cm). These are average heights, and individual growth can vary.
5. Is there a difference in growth rates between male and female Shikoku Kens?
Yes, male Shikoku Kens typically grow larger and heavier than their female counterparts. Males also might continue to fill out in muscle mass and frame even after reaching their adult height.
6. What are the height and weight goals for a 1-year-old Shikoku Ken?
By the time they are one year old, male Shikoku Kens should weigh around 35-40 pounds (15.9-18.1 kg) and be about 20-21 inches (50.8-53.3 cm) tall. Females should be around 30-35 pounds (13.6-15.9 kg) and 17-18 inches (43.2-45.7 cm) tall.
7. How can I ensure my Shikoku Ken puppy is growing properly?
Regular check-ups with a veterinarian, a balanced diet formulated for puppies, and adequate exercise are crucial for healthy growth. Also, keep a monthly record of weight and height to track progress against typical growth charts.
8. What are common growth-related issues in Shikoku Ken puppies?
Shikoku Ken puppies can experience issues like overgrowth from too much high-calorie food, leading to weight gain, or underdevelopment due to nutrient deficiencies. Ensure balanced nutrition and follow feeding guidelines based on their age and size.
9. Can growth vary between different Shikoku Kens?
Absolutely. Genetic factors, diet, overall health, and the level of care can all influence the growth rate and eventual size of Shikoku Kens. Some may grow consistently, while others might have spurts.
10. What is the ideal diet for a growing Shikoku Ken puppy?
A high-quality puppy formula that is appropriate for medium-sized breeds is ideal. The diet should be rich in protein to support muscle growth and have balanced amounts of fats, carbohydrates, vitamins, and minerals for overall health.
11. How often should I feed my growing Shikoku Ken puppy?
Puppies under six months should be fed three to four times a day. After six months, you can reduce feeding to twice a day. Consistent meal times help regulate their metabolism and aid in steady growth.
12. What are the signs of a healthy Shikoku Ken puppy growth?
Signs of healthy growth include steady weight gain, proportionate increases in size, clear eyes, a clean coat, and good energy levels. Regular veterinary checkups will confirm if your puppy’s growth is on track.
13. How do genetics affect the growth of my Shikoku Ken?
Genetics play a crucial role in determining the size, build, and growth rate of your Shikoku Ken. The puppy’s parents’ size often provides a good indication of how big your puppy will likely get.
14. What should I do if my Shikoku Ken puppy is not growing at the expected rate?
If growth is significantly delayed or the puppy is not reaching typical milestones, consult your vet. They can assess for health issues, dietary deficiencies, or other concerns that might be affecting growth.
15. At what age is a Shikoku Ken fully grown?
Most Shikoku Kens reach their full height by about 12 months, but they may continue to fill out and gain muscle until about 18 to 24 months. Monitoring their development through regular vet visits is advised.
16. Can overfeeding affect my Shikoku Ken puppy’s growth?
Yes, overfeeding can lead to obesity and related health issues, including joint stress and developmental problems. It’s important to adhere to feeding guidelines and adjust portions based on the puppy’s activity level.
17. What kind of exercise is best for a growing Shikoku Ken puppy?
Moderate exercise like short walks, gentle playtime, and controlled socialization are ideal for supporting healthy growth. Avoid intense or prolonged activity that could harm their developing bones and joints.
18. How can I track my Shikoku Ken’s growth?
Maintain a growth chart with monthly measurements of weight and height. Comparing these figures with breed-specific growth charts can help ensure they are growing normally.
19. Are there breed-specific health screenings necessary for Shikoku Kens?
Yes, like many breeds, Shikoku Kens benefit from screenings for conditions common to their breed, such as hip dysplasia, particularly if they’re showing any signs of discomfort or abnormal growth.
20. What milestones should my Shikoku Ken puppy hit during its first year?
Key milestones include teething and chewing phases, socialization periods, the onset of puberty, and reaching approximately three-quarters of their adult weight and height by six to nine months. Regular vet check-ins will help you ensure these milestones are met healthily.
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