A Trend Even Men Are Embracing: Easy Warmth with Hot Water(Sayu). by Martner Japan | Apr 8, 2024 | CONSUMER TRENDS AND INSIGHTS, FLASH NEWS, Grocery, HEALTH AND WELLNESS, RETAIL“Sayu,” lukewarm water prepared from boiled water, is gaining popularity as a health-conscious habit, especially due to the COVID-19 pandemic and remote work. Influencers and the trend of “warmth-boosting” are contributing to its rise,...