User blog comment:Fujisuke/My Naval Base/@comment-26285824-20150610021119/@comment-26268522-20150610110349

yep, and we need at least 2 subs to make sure that we don't get a "C" or "D" rank at boss node; One sub + maruyu. hmmm... nice. I'll try it later when I have maruyu again (from failure LSC attempt... lol). Probably need to equip maruyu with Enhanced Steam Boiler.