I can also help you to explore these cultural sites in person.

The Japanese music industry is the second-largest in the world. It operates on distinct cultural rules, heavily driven by the "idol" phenomenon. The Idol Culture

Two hours before showtime. Mai sat in a cramped back room with seven other girls, all in matching pastel sailor outfits. The air conditioner was broken. Their oshi —their devoted fans—would line up soon, clutching glowsticks and photo cards worth a month’s rent.

Here is an in-depth exploration of how Japan’s entertainment ecosystem operates, its cultural roots, and its global impact. The Cultural Foundations of Japanese Entertainment