長島温泉 湯あみの島 岩盤浴室

"The sound spreads very naturally
and resonates throughout the entire room"
— Customer voice"The sound spreads very naturally and resonates throughout the entire room" — from our customers' voices

Experience Sound Environment
for YourselfExperience Sound Environment for Yourself

Experience the 'Sound Environment' of wave-motion speakers at our Tokyo Shintomi showroom.