A S P I R I N G C U M on Instagram: "Here’s a larger explanation with clear bullet points, focused on how piezoelectric technology is used in Japan: In Japan, piezoelectric technology is actively integrated into urban life, transportation, and advanced manufacturing as part of the country’s push toward smart cities and sustainable innovation. One well-known application is in crowded public spaces such as Shibuya Station, where experimental piezoelectric floor systems convert the mechanical energ