New Delhi, Dec. 3 -- Uncomfortable questions are being raised over who is to blame for Hong Kong's deadliest blaze in decades.

As the territory mourns over the high-rise apartment fire that killed at least 156 people, anger and frustration are mounting over building safety lapses, suspected construction corruption and lax government oversight.

But bigger issues are at play. Some political analysts and observers say the tragedy could be the "tip of an iceberg" in Hong Kong, a city whose skyline is built on high-rise buildings. Suspicions of bid-rigging and use of hazardous construction materials in renovation projects across other housing estates have left many worried the disaster could be repeated.

Police and the city's anti-corruptio...