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Japanese breed from Yamanashi with brindle coat. Known for extreme loyalty to one master.
The Kai Ken is a breed of dog native to the Kai region, Yamanashi Prefecture, Japan, where it is a national monument. It is a rare dog even in its native land and is one of the six native Japanese dog breeds protected by the Nihon Ken Hozonkai.
Source: Wikipedia (CC BY-SA 4.0)
Origin
the Kai region, Yamanashi Prefecture, Japan, where it is a national monument
Lifespan
12-16 years
Size
Height 45-53cm / Weight 12-18kg
Temperature
15〜26℃
High-quality medium-breed food. Natural ingredient formulas preferred.
Famous for one-person loyalty. Brave and smart but bonds to one owner.
60-90 min exercise daily. Suited for mountain climbing and hiking.
Medium double coat. Brush 2-3 times weekly; daily during shedding.
Find listings for this species
Japan (Yamanashi Prefecture)
Not for multi-dog homes or beginners. Early socialization essential.
Advanced. This is an advanced-level species. It requires specialized equipment and advanced husbandry skills with precise environmental control.
The ideal temperature for Kai Ken is 15〜26℃. Avoid sudden temperature changes and maintain a stable environment.
The average lifespan of Kai Ken is 12-16 years. With proper care and nutrition, they can live a long and healthy life.
Kai Ken typically reaches Height 45-53cm / Weight 12-18kg as an adult. Size may vary depending on care conditions and individual genetics.
Kai Ken feeds on: High-quality medium-breed food. Natural ingredient formulas preferred.. Aim for a balanced diet with appropriate feeding frequency.
The price of Kai Ken varies significantly depending on morph, size, and lineage. Check our market price page for the latest pricing information.
Last updated: June 23, 2026