E-mail Tim. If I were near Tokyo Station right now, I'd hop on a bullet train to Osaka lickety-split. Why? To get my scalp cleansed by Panasonic's shampoo robot, of course. Hair salon Super Hair ...

Start by focusing the shampoo on your roots, where buildup tends to be worse. Channel your inner salon shampoo station and really work those suds in (a little bonus scalp massage is never a bad thing) ...