Maison de Nagaya is an unassuming tenement house tucked away in a back alley, operated by the mysterious landlords Mr. and Mrs. Nagaya. This old-fashioned row house becomes a gathering place for residents who each carry their own small troubles, and the building itself serves as a kind of gentle sanctuary that wraps those problems in warmth. The manga is an adaptation of the classic rakugo play Hiurakugo, reimagining its themes of everyday joys and sorrows through a modern slice-of-life lens.

The story unfolds through a series of vignettes, each focused on a different tenant. One early resident is Hajime, a 24‑year‑old programmer who spends his days absorbed in Twitter and begins to question whether his otaku lifestyle is really so bad. Another tenant is Akika, a novelist who finds inspiration and distraction in the comings and goings of the house. Matsuko, an office lady, also lives there, navigating her own routines and relationships. Each chapter follows the daily life of a different occupant, illustrating how the close‑knit community of the tenement subtly influences their personal growth, romantic entanglements, and quiet discoveries.

The narrative arcs are built around the interconnected stories of the tenants. A gloomy girl develops a crush on a bright young man from the neighborhood. The heir to a tofu shop extends kindness to a reclusive researcher, sparking a heartwarming human connection. A young woman pines for an interior designer and throws herself into a spirited pursuit. These seemingly separate threads gradually weave together, showing how the shared space of Maison de Nagaya fosters empathy, change, and unexpected bonds. Later volumes introduce a subtle science‑fiction twist, blending rakugo‑inspired storytelling with elements of the fantastical while still retaining the grounded, human‑hearted tone of the earlier chapters.

The manga is a josei slice‑of‑life comedy that celebrates the small dramas of ordinary people. The setting—a nostalgic, slightly run‑down tenement—becomes a character in itself, embodying a sense of community that feels increasingly rare. Through gentle humor and poignant moments, Maison de Nagaya-san explores how even deeply flawed or lonely individuals can find a place where they belong.