深海铛

直刃的亲姐姐。 隶属于女子大学的剑道部。性格明快很有男人味。 自认是女历史通，但听厌了战国时代。 将弟弟直刃当成奴隶一样差使。 「果然还是喜欢漂亮女孩啊？

简介来自 Bangumi

Suguha's sister. Attends the Kendo club at her all girls' University Her personality is bright and boyish. She claims to be a history nerd, but seems to have already gotten bored with the Sengoku Era. She treats her brother Suguha like a slave.

简介来自 VNDB