From Onkatsu Nouen, this “Dattan Buckwheat Tea Bags (4 g×40 bags)” uses 100% domestically produced tartary buckwheat roasted to a rich, aromatic flavor. It is non‑caffeinated and ideal for those seeking a healthy tea option or a relaxing drink at bedtime. Keywords such as “Japanese health tea”, “non‑caffeine buckwheat tea bags”, “buy online Japan” are included for SEO.
