TV-Series
Description
Inu-kun is a male toy poodle purchased from a pet store by manga artist Hidekichi Matsumoto. He has been part of the household since puppyhood, first appearing around seven years old in earlier stories. His origin contrasts with Neko-sama, the cat companion rescued from a drain, highlighting different beginnings within the home.

Physically, he possesses a small, gray body with distinctively fuzzy ears and a prominent belly button, noted as firm during belly rubs. Exposing his belly signifies deep trust toward his owner, a consistent behavior. His appearance evolves with age; by volume 6, he is twelve, described as less energetic than in youth yet retaining his core affectionate nature. Despite slowing down, his capacity to bring joy remains undiminished.

His personality radiates exuberance and forgiveness. He exhibits boundless enthusiasm for daily routines like singing, dancing, and reacting with unfiltered excitement to mundane events. This contrasts sharply with Neko-sama's reserved demeanor, evident during mealtimes, walks, or reactions to household changes. He demonstrates immediate forgiveness toward Neko-sama's provocations, never harbors resentment after conflicts.

Behavioral traits include a strong focus on bedtime rituals, where he waits with unwavering patience for his owner regardless of delays, showcasing loyalty and routine-driven habits. His reactions to mistakes, like indoor accidents, involve visible guilt, differing from the cat's attempts to ignore similar incidents. As he ages, new quirks emerge, such as deliberately occupying the owner's bed space at night to gauge reactions, indicating a playful, testing aspect of his bond.

Household interactions underscore his role as an emotional anchor. His presence provides consistent warmth and laughter, providing a warm counterpoint to Neko-sama's reserve. Stories frequently depict him engaging in "silly games" or "sleepy cuddles," reinforcing his identity as a source of unconditional positivity. Over time, the narrative acknowledges his aging process, noting how his swift life stages evoke reflective moments about pet companionship, yet his "peak cuteness" in senior years remains a celebrated theme.

The character expands beyond solo antics through introductions of additional household pets, including Inu-kun's sibling, though specific dynamics with these characters remain undetailed. His development across the series portrays a journey from youthful vigor to a mellowed, though still joyfully impactful, presence.