Kiyotaka Yagashira (家頭 清貴 Yagashira Kiyotaka ) is a 22-year-old graduate student at Kyoto University who is often called "Holmes". He is an apprentice at Kura and learns how to do appraisals for antiques.
He is noted to be very smart and has a wicked or "nasty" personality that Aoi often comments on it calling it his "trademark nastiness". He dislikes "arrogant overbearing playboys" as it reminds him of his past relationship with his ex Izumi, therefore did not like Akihito at first, but now he is slowly growing fond of him as he is not totally an arrogant overbearing playboys.
His birthday is on Valentine day