This is my choice
https://www.sazentea.com/en/products/p340-matcha-shichimei-no-mukashi.html
Discussion
Great brand, but the cost here is roughly 300% the cost compared to when you buy direct. After forwarding/shipping from Japan, it's still between 180-220% cost compared to direct from Horii Shichimeien. A 200g can costs ~¥14000, not ~¥43000