Thanks @cryptodan! That's Jiro's bathing towel to keep his head cool in the hot onsen.
Img src: https://quirkyjapan.wordpress.com/quirky-japan-2/quirks-43-44/
Thanks @cryptodan! That's Jiro's bathing towel to keep his head cool in the hot onsen.
Img src: https://quirkyjapan.wordpress.com/quirky-japan-2/quirks-43-44/
Ahh I see, that's quite clever :D