Shin-Yo Trading Co., Ltd. (Chuo-ku, Tokyo) will hold a big sale of up to 40% off on its bedding brand "tobest" during Amazon Prime Day from Friday, July 10, 2026, 0:00 to Monday, July 13, 2026, 23:59. We will also participate in the "Prime Day Early Sale" for three days from Tuesday, July 7, 2026, 0:00 to Thursday, July 9, 2026, 23:59. ■ Sale Period Friday, July 10, 2026, 00:00 – Monday, July 13, 2026, 23:59 Tobest TOP Page: https://www.amazon.co.jp/tobest ■ Product Introduction Prepare for the heat of midsummer! A lineup that will comfortably color your summer life, including cool and comfortable bedding, cooling items, and our No. 1 popular high-resilience mattress. This is your chance to get popular products at great prices during the July Prime Day period! 1. Goku-Ryo Duvet Premium EX Designed not only for a cool touch upon contact but also to maintain a comfortable temperature during sleep, it supports a comfortable sleep environment even in Japan's hot and humid summer. Equipped with the uniquely developed temperature control capsule "Goku-Ryo BEYOND COOL," this Goku-Ryo duvet releases excess heat when it's hot and retains heat appropriately when it feels cold, reducing the "over-cooling" that is common with cooling bedding. It maintains a comfortable temperature environment all night long and supports pleasant sleep until morning. This Goku-Ryo duvet, with its focus on temperature regulation, fulfills both summer heat countermeasures and air conditioning cold countermeasures with just one item. Product Page: https://www.amazon.co.jp/dp/B0H1TZMLMS 2. Cool Touch Goku-Ryo Mattress Pad A classic cooling item with over 400,000 units sold cumulatively. With Q-MAX 0.5 cooling material, it's cool and comfortable with every turn. The water-absorbent, quick-drying, and highly breathable reversible specification allows you to sleep comfortably even on tropical nights. Reinforced elastic bands ensure both comfort and stability. This year, the amount of padding has been i