Talk:Summer 2017 Event/@comment-180.252.92.101-20170819005443

For e7 Easy, to open the H>O and L>O route, you dont have to S rank all of H, J, K, P, R. All you need is at least A rank in R and P, and the route will open. I didnt S rank J and K and it still open just fine. The source of info: https://gameranbu.jp/kancolle/kamikaze/05f29dd4669973cf2f1e