The front and back neck of a Maiko's kimono has a red collar, but when girls become geisha, they change it to dazzling white.

舞伎和服的前颈和后颈都为红色的领子，但当女孩们成为艺伎后，就会改成耀眼的白色。

Oh, wow. Dangerous. If you have hyperlaxity like this in your neck. Imagine you're involved in a car accident, you have a traditional whiplash injury where you snap your neck back and forth because you were rear-ended.

哦 很危险 如果你的脖子像这样过度松弛 想象一下你遭遇了一场车祸 你被追尾了 你遭遇了传统的颈椎过度屈伸损伤 所以你的脖子会前后反复扭断。