Sakimori

She is Hakua's personal head maid, whom is not only in charge of taking care of Hakua's needs, she also documents everything that Hakua writes since she has an tendency write anywhere from the walls to the table. She also is in charge of other maids whom were assigned to take care of the latter's needs.

Unlike most maids she is open minded about leaving Hakua under Kimito's care.

(Source: Anime Planet)