Head Spa Journal — Notes from a Private Salon in Sapporo

If you've searched for a keratin treatment in Japan, you've probably found the results confusing. Some salons call it a keratin treatment. Others call it a hair quality improvement treatment, an acid treatment, or an acid-heat treatment. A few will tell you they don't offer keratin at all — and then describe something that sounds exactly like it. This isn't marketing spin. The categories genuinely differ between markets, and the naming has not caught up with the chemistry. He

Products of Eral At YUKInoSpa, every head spa treatment starts with one Japanese brand: EraL. Here's why we chose it — and what makes it different from the head spa you may have tried before. 1. Not a relaxation massage — a scalp treatment Most head spas are designed purely to feel good. EraL launched in 2010, ahead of the head spa boom, with a different aim: to build hair's beauty from its foundation through both products and treatments, using a signature Head Cure method th

Logo of YUKI no Spa Hello, and welcome. I'm the owner and stylist behind YUKInoSpa, a private, appointment-only head spa opening in Sapporo on August 15, 2026. Who I Am I've worked as a hairstylist for over 20 years. I trained and built my career in Shibuya, Tokyo, where I had the privilege of styling well-known personalities and public figures. Later, I spent several years in Singapore, caring for an international clientele — Western and Asian guests alike — which gave me a