Inu is the Japanese word for "dog" — which means naming your dog Inu is the Japanese-language equivalent of naming your dog "Dog." That self-referential quality is either charmingly direct or amusingly circular, depending on your perspective. It also connects to the famous half-demon Inuyasha from the manga and anime series, giving the name a pop-culture anchor beyond its dictionary definition.
The Inuyasha Connection
Inuyasha, the half-demon protagonist of Rumiko Takahashi's long-running manga and its Netflix sequel Yashahime, is one of the most recognized anime characters in the US. A dog named Inu as a compressed Inuyasha tribute is a clean reference for anime fans. Shiba Inus are the obvious breed match, their name literally containing inu and making this redundantly on-theme.
The Direct Translation Appeal
Some owners appreciate the elegant simplicity of naming a dog using the word for dog in another language. Compare with Cane (Italian for dog) for the same logic in a different tradition. Browse Japanese-inspired names at pet names.
The Counter-Reading: Too Much Meta
"My dog's name is Inu. What does that mean? It means dog." is a conversation loop that some owners find delightful and others find exhausting by the third year. Commit to enjoying it.