At the beach near her home in Chigasaki, Kanagawa Prefecture, Arimoto carefully sifts sand for tiny bits of plastic that she can mould into decorative tips to put on the false nails at her salon. She ...

herself - whereas press-on nails are plastic nails which are applied with glue. She's been teaching herself since she was a teenager working in salons, and typically charges about £40 for her ...