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person:(naoki, hiroshi)
REAR IMAGE DISPLAY DEVICE AND REAR IMAGE DISPLAY METHOD
BUCKLE, AROUSAL STATE DETERMINATION SYSTEM, AND AROUSAL STATE DETERMINATION METHOD
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BUCKLE, SEATBELT WEARING STATE DETECTION SYSTEM, AND SEATBELT WEARING STATE DETECTION METHOD
BUCKLE, SEAT BELT WEARING STATE DETECTION SYSTEM AND SEAT BELT WEARING STATE DETECTION METHOD