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Also known as: Tosa Inu, Japanese Tosa

Breed origin: Island of Shikoku, Japan
Original purpose: Fighting dog.

AKC recognized: No
AKC group: Foundation Stock Service

Size: Weight: males at least 98 lbs; females at least 74 lbs
Size: Height: males at least 23½ inches; females at least 21¾ inches
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Color: Red, brindle, fawn, or dull black.

General characteristics/temperament: The Tosa is quiet, calm, vigilant, fearless, and generally obedient. They may be somewhat aloof with strangers, but are affectionate with their family. They have a tendency to be aggressive to other dogs they consider instruders. They are typically not aggressive towards people, but will defend their family and property if the need arises. Early socialization and obedience training are musts to prevent excessive protectiveness. They have a strong desire to please their owners, and respond well to positive training methods. They are slow to mature and may not reach their prime until four years of age.

Good with children? Yes with children they know.

Good with other dogs? No

Protective? Yes

Recommended books for further reading:

Japanese Tosa (A Comprehensive Owner's Guide)
By Steve Ostuni and Serena Burnett
Published in 2003
158 pages

Other websites for additional information:

American Kennel Club breed page
Wikipedia breed information page

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Page Last Updated: February 1, 2018

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