Japanese Chin Weight & Growth Chart

Complete weight guide with growth charts for male and female Japanese Chins from puppy to adult.

Male Adult Weight
7–11 lbs
Female Adult Weight
5–9 lbs

Japanese Chin Weight Overview

Adult Japanese Chins typically weigh between 7 and 11 pounds, with males generally being larger than females. Males average 7–11 lbs while females typically weigh 5–9 lbs.

Adults typically weigh 7 to 11 pounds. The AKC standard does not specify a weight range but calls for a square, refined build with an aristocratic bearing..

Growth Chart

When Does a Japanese Chin Stop Growing?

Japanese Chins typically reach their full adult height of 8–11 inches by 12 to 15 months and their full adult weight of 7–11 lbs shortly after. Adults typically weigh 7 to 11 pounds. The AKC standard does not specify a weight range but calls for a square, refined build with an aristocratic bearing..

Factors that influence growth include genetics, nutrition, and spay/neuter timing. Dogs spayed or neutered very early may grow slightly taller due to delayed growth plate closure.

Is My Japanese Chin Overweight?

Assessing your Japanese Chin's body condition (healthy range: 7–11 lbs):

  • Rib check: Run your hands along the ribcage—you should feel individual ribs under a slight fat layer
  • Overhead view: A defined waist should be visible between ribs and hips
  • Side profile: The abdomen should tuck upward behind the last rib

Overweight Japanese Chins face higher risks of Heart Murmurs, joint problems, and shortened lifespan. Even for a small-sized breed, excess weight significantly impacts joint health and overall wellbeing. Work with your vet to adjust feeding and exercise if needed.

Feeding Recommendation

Feed an adult Japanese Chin approximately 0.5–0.2 cups of quality kibble daily, split into two meals. Males (7–11 lbs) may need slightly more than females (5–9 lbs). Adults typically weigh 7 to 11 pounds. The AKC standard does not specify a weight range but calls for a square, refined build with an aristocratic bearing.. With moderate energy (2/5), portions at the middle of guidelines usually suffice.

Weight by Age Table

AgeMale (lbs)Female (lbs)
3 months 2.5–3.0 2.1–2.6
6 months 5.5–6.6 4.6–5.7
9 months 7.9–9.7 6.7–8.2
12 months 9.9–12.1 8.4–10.3

Frequently Asked Questions

Males: 7–11 lbs. Females: 5–9 lbs. Adults typically weigh 7 to 11 pounds. The AKC standard does not specify a weight range but calls for a square, refined build with an aristocratic bearing.. Consult your vet for a personalized assessment.
Height plateaus around 12–15 months for the Japanese Chin, with males reaching 11 lbs and females 9 lbs at maturity. As a toy breed originally from Japan, they were bred for a compact, sturdy build.
Three quick checks for your Japanese Chin: (1) Feel the ribs–they should be easily palpable under a thin fat layer. (2) View from above–there should be a visible waist behind the ribs. (3) Side profile–the abdomen should tuck up. Target weight: 7–11 lbs. Their coat type allows for relatively easy visual body condition assessment. Consult your vet for a body condition score.
Start with the food label's guidelines for your puppy's current weight and adjust based on body condition. Japanese Chin puppies should eat 3–4 meals daily until 6 months, then transition to twice daily. Given the breed's predisposition to Heart Murmurs, your vet may recommend specific dietary considerations. Target adult weight is 7–11 lbs (7–11 for males, 5–9 for females).
Poor weight gain in a Japanese Chin puppy warrants a vet visit. For a breed that should reach 7–11 lbs at maturity, slow growth can signal parasites (very common in puppies), underfeeding, food intolerance, or illness. Regular weigh-ins help track progress objectively. Your vet will likely run a fecal test and blood work.