Talk:Memory of Samurai/@comment-204.191.167.209-20150515205938

I know that rank affects what drops, but since I always get A rank and not S - does that mean I'll never get the rare tachis or yaris? I've literally been grinded world 5 (all maps) everyday for over a week and I've gotten nothing but kakaka and kane and some other tachis that I have over 20 of. ..