It is accurate - I live in Japan, it’s a city that’s been destroyed pretty much every few decades either by war or natural calamity - houses beyond 30 years are

It is accurate - I live in Japan, it’s a city that’s been destroyed pretty much every few decades either by war or natural calamity - houses beyond 30 years are generally worthless beyond their land value, probably negative since the next tenant will just demolish them. People feel unsafe about earthquake safety of buildings built before the earthquake code changed around 40 years ago and generally wary of older houses in general. Plus people just want creature comforts of better soundproofing, climate control and so on.