Denka

is a ninja cat that lives with Nekobaa at an Uchiha supply base. Suigetsu mistakes him for a tanuki. His senses are sharp; he senses Sasuke's chakra and remembers him in spite of spending years apart.

Trivia
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 * Hina and Denka are actual n$$[[Media:Example.ogg''[[Italic text]][

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]'']]ames of cats that are owned by Naruto's voice actress, Junko Takeuchi.
 * Junko Takeuchi also voiced Hina, while Denka was voiced by Kazuhiko Inoue, who also voiced Kakashi.