The Astro Japan Property Group (AJA), which owns and managers a near $1 billion portfolio of retail, office and residential properties in Japan, has booked a underlying interim profit of $15.2 million for the six months to December 31.

This was up 0.7 per cent on the $15.1 million profit recorded for the corresponding period last year with property values stabilising and cap rates unchanged at 5.6 per cent.