Tall, skinny houses designed to fit on small, restrictive plots, can be found all over south and east Asia. Here are nine of the best examples from the densely populated neighbourhoods of Seoul and Busan ? South Korea's two largest cities.

Five-storey House, Seoul, by STPMJ
Five-storey House by STPMJ is topped with a seamlessly swooping roof terrace, giving the building a distinct profile. A provocative take on Seoul's traditional family homes, the architect has scooped out a ground-floor bay for parking and flattened the top floor to form a terrace.
Perforated brick openings allow light into the nine metre-high rooms, while maintaining the residents' privacy.
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House for a book publisher, Seoul, by ThePlus Architects This house in Seoul's Seogyo-dong district by ThePlus Architects manages to stand out amongst taller neighbouring buildings, despite its tiny six-by-10 metre footprint.
The white concrete home has a volumetric shape that's been cut away to create recessions and a sloping roof. The tapering roof form has skylights to let light into the narrow building.
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Guro-dong Mini House, Seoul, by AIN Group
The slender Guro-dong Mini House slots neatly between two existing buildings in Seoul's Guro district. Measuring only three metres wide and 13 metres long, the house uses split levels and translucent walls to ensure sufficient daylight passes through the interiors.
The larger recessio...