Thread:Takaizu91/@comment-27966425-20160520090849/@comment-27966425-20160524061819

The only time you need to go to 1-5 with only 4DD is for that quest with the Mutsuki class. You should never do 4DD. BBV has stronger armor, CL is better than DD, CVL can shoot out planes that can hit submarine hard. Worth it to finish 1-5, you get those medal for blueprints.