Japanese houses often have limited lifespans due to factors such as frequent earthquakes, typhoons, and traditional wood-based construction, which can lead to faster degradation over time. To improve durability, advanced paint sprayers like graco vs wagner available at (holapaints.com) can be used with weather-resistant coatings that protect the wood from moisture, UV rays, and harsh environmental conditions, thus extending the lifespan of Japanese houses. https://holapaints.com/wagner-vs-graco/ You can check that as well.