Tetsunoshin

Tetsunoshin (徹之進) is a male toy poodle. His owner is Rumi Inuyama and Tetsunoshin is the main character of this series. He and his family lived in Kyushu prior to moving to Hoppongi Hills in Tokyo. His human version is Celebrity Knight.

Appearance
Tetsunoshin has golden fur and wears blue goggles and a blue hoodie with a red hood.

Pochi
Pochi is his best friend. They first meet when Tetsunoshin saves Pochi from John, after which Pochi starting adoring Tetsunoshin. Pochi calls Tetsunoshin by a different title every episode, all of them implying a high position and/or some degree of power.

Chocolat
Main article: Chocolat

Tetsunoshin has a crush on her, falling in love at first sight. Their relationship doesn't start off too well, as Tetsunoshin accidentally offends her and she punches him and sends him flying into a pond. They later become good friends. Chocolat confesses her attraction to him in episode 48.

Celebrity Knight
Celebrity Knight first appears in episode 2. His calls himself the "Messenger of love, justice and making money". In episode 40, Rumi finds out that he and Tetsunoshin are the same person.

Trivia

 * He was named after two of Rumi-chan's childhood friends, Tetsu and Shin.
 * He was 7 months old at the beginning of the series, and is later stated to be 1 year old in episode 23.
 * He has goggles that help him find dog paradise, given to him by Seto.