A multi-paneled retro Japanese manga-style illustration celebrating the history of FM broadcasting in Japan. Top center: The Tokyo Tower glowing at dusk, emitting stylized electric radio waves that spread across the Kanto Plain. Upper Left: A distinguished elderly Japanese engineer in a white lab coat, pointing toward the tower, representing the "FM Tokai" experiment starting May 1st, 1960. Upper Right: Enthusiastic young Japanese students in "Tokai Univ." branded jackets installing a large Yagi antenna on a rooftop. Lower Left: A sophisticated middle-aged man in a luxury living room, listening to a "KASUGA FM-100" style vacuum tube tuner connected to high-end wooden speakers, expressing awe at the "dead silence" and "high fidelity" of classical music. Lower Right: A group of energetic 1960s Japanese youths with pompadour hairstyles and rock-and-roll fashion, cheering around a portable 3-band transistor radio and a cassette recorder, shouting about "Full Chorus" and "Air-check." Bottom Center: A small futuristic "Time Capsule" bubble labeled "2026," showing a modern high-end audio shop where an elderly gentleman is still passionately auditioning speakers, symbolizing the enduring legacy. Style: 1960s-1970s Japanese "Gekiga" and vintage advertising aesthetic. Clear lines, vibrant but slightly desaturated vintage colors. Speech bubbles with Japanese-style typography. High detail on mechanical parts like the FM-100 tuner and antennas.