Reinforcement Expansions (RE) are an item that was introduced during the [[Summer 2015 Event]]. They can be obtained from quests, events or the item shop. It is used to give ship girls an extra equipment slot that can equip certain auxiliary equipment. | Reinforcement Expansions (RE) are an item that was introduced during the [[Summer 2015 Event]]. They can be obtained from quests, events or the item shop. It is used to give ship girls an extra equipment slot that can equip certain auxiliary equipment. |