This is the Sencha that won me over to Japanese Green, very bold flavor and not too expensive ($16.50 for 3 ounces):
"Harvested in Kagoshima prefecture, Chiran Kanayamidori bears a flavorful, verdant liquor with succulent notes of leafy greens. An excellent accompaniment to flavorful dishes."
It brews a beautiful, vibrant green color (1st infusion, brew Sencha for just 1.5-2 minutes at 180F or so, second infusion I add a minute) and tastes mouthwateringly delicious.
I generally drink Japanese one day, Chinese the next, etc. Changing it up helps one appreciate the subtleties of each-