FujiwaraMuro Architects Wrap a Suita Home's Second Floor in a Single Earthy Texture

Most renovations add layers. FujiwaraMuro Architects stripped one back. In Suita, a residential suburb northeast of Osaka, the firm took on a client's birth home, one of many similar ready-built houses lining the neighborhood, and gave it a singular interior identity by coating the entire second floor in a warm, dusty pink tone that reads as a single continuous material. Walls, ceiling, floor, kitchen counter, and built-in seating all share the same earthy hue, blurring the usual boundaries between architectural element and furniture.

What makes the project interesting is not complexity but restraint. The three-storey plan stays exactly as it was: bathroom and storage below, living and dining in the middle, private rooms above. The first and third floors are renovated simply, almost anonymously. Every design calorie is spent on the second-floor LDK, where the architects used PVC flooring and Porter's paint to create a monolithic texture that is visible from both inside and outside the house. The result is a room that feels geological, as though carved from a single warm stone rather than assembled from separate surfaces.

A Monolithic Kitchen

The curved kitchen island is the centrepiece of the strategy. Rather than sitting as a distinct object on the floor, it emerges from the same pink-toned surface that runs across walls and ceiling. The countertop sweeps in a gentle arc, accommodating black bar stools on one side and functional prep space on the other. A potted palm provides a single point of botanical contrast, but the room's power comes from the relentless consistency of its material palette.

Porter's paint gives the walls a chalky, almost mineral quality that avoids the plasticky sheen common in budget renovations. Combined with PVC flooring chosen partly for weight-limit constraints on the existing structure, the approach is pragmatic. These are not luxury materials. The architects simply applied them so comprehensively that the material distinction between horizontal and vertical surfaces vanishes.

Curved Geometries and Managed Sightlines

The full-height windows on the second floor open the living space to afternoon light while a curved built-in seating element and a spiral staircase soften the room's geometry. In a neighborhood where houses stand close together, the architects had to think carefully about what the occupants see and what the neighbors see back. The renovation demolished the original exterior walls and balconies at this level and rebuilt them, giving the second floor a distinct identity from the street while controlling interior privacy.

At dusk, the strategy pays off in a different register. Linear lighting tucked under upper cabinetry and within ceiling coves washes the pink surfaces with a warm glow that reads clearly through the glazing. The house announces its renovated core to the street without revealing too much of the life inside. It is a quiet kind of urban presence: the second floor becomes a lantern, distinct from the deliberately understated floors above and below.

Vertical Circulation as Interior Moment

The narrow stairwell connecting the three floors continues the pink materiality, with timber treads providing a tonal counterpoint. Linear LED strips set into the wall edges turn what would normally be a leftover space into a vertical light shaft, guiding movement between the utilitarian ground floor and the atmospheric second level. The spiral staircase visible in the living area reinforces this idea: circulation is not just infrastructure but a spatial event that draws the eye upward.

By keeping the first and third floors simple, the architects ensure that arriving at the second level feels like a genuine shift in register. You move from neutral corridors and storage into a room that envelops you in a single colour and texture. The contrast is deliberate, and it works because the renovation never tries to make the entire house extraordinary. It concentrates its ambition.

Why This Project Matters

The House Renovation in Suita is a case study in selective investment. Rather than distributing a limited renovation budget across every room and ending up with a uniformly mediocre result, FujiwaraMuro Architects bet everything on a single floor. The gamble produces a space with genuine atmosphere, one that transforms a generic ready-built house into something with a clear point of view. It also shows how far modest materials can go when applied with total consistency.

For anyone working on residential renovations in dense Japanese suburbs, the project offers a useful template. Accept the existing plan. Respect structural limits. Pick one level, one idea, and execute it completely. The earthy, cave-like quality of the LDK is not achieved through expensive finishes or dramatic structural gymnastics but through the discipline of treating every surface as part of the same thought. That kind of focus is harder than it looks, and rarer than it should be.

House Renovation in Suita by FujiwaraMuro Architects. Located in Suita, Osaka, Japan. Completed in 2024. Photography by Katsuya Taira.

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