Board Thread:Questions and Answers/@comment-27094620-20151020054444/@comment-26574811-20151021032123

TTK lol wrote: "Boss-tier: Most Abyssal boss can hit Day Damage Cap, so the protection mechanism will kick in most of the time, which mean ur ship can often avoid Taiha against them unles they trigger their Double Attack." you sure? :3 It's a system called "Chuuha Stopper" that comes as a by-product of the Ship Protection system.

When a ship that has effective sinking prevention receives more raw damage then her current HP, that raw damage is reduced to around 50~75% of the ship's current HP. So the target ship may stay at Chuuha while actually receiving a sinking hit.