The original tatami room was dismantled; performance upgrades including improved insulation, seismic reinforcement, underfloor heating and a built-in air-conditioning unit were implemented.
Converted the previously dim two adjacent tatami rooms into a large cedar‑clad living room, rehabilitating the property as a family‑oriented residence.
A wall opening discovered during demolition proved to be an original secondary window; it is normally protected from wind and rain with a hanging shoji screen.