noun
small-breed dog; toy dog
Refers to dogs of small breeds, typically under about 10 kg. Used in pet contexts, breed classifications, and housing rules.
このアパートでは小型犬しか飼えません。
In this apartment, you can only keep small-breed dogs.
小型犬は室内で飼いやすい。
Small dogs are easy to keep indoors.
Refers to medium-breed dogs, between small and large. 小型犬 is smaller than 中型犬.
Compound of 小型 (こがた, 'small size') + 犬 (けん, 'dog').