Which high-speed rail service was the first to implement a comprehensive 'sensory branding' strategy, incorporating distinctive sounds, scents, and visual elements throughout the customer journey?

High-speed rail systems have transformed transportation globally, but their brand identities are just as important as their engineering. These transportation giants invest millions in creating distinctive visual and verbal identities that communicate speed, safety, and national pride. This trivia challenges you to identify which famous high-speed rail service pioneered a revolutionary brand strategy that other transportation companies have since emulated.

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Japan's Shinkansen (bullet train)
France's TGV (Train à Grande Vitesse)
Germany's ICE (InterCity Express)
China's CRH (China Railway High-speed)