G.skill DDR4 Value Series F4-2666C19D-16GNT (DDR4-2666 8GBx2) G.skill DDR4 Value Series F4-2666C19D-16GNT (DDR4-2666 8GBx2) (G.Skill)
amazon Amazon : ¥15,182 
rakuten Rakuten : ¥12,182