Kaito Toriumi
Kaito is in the same school as Jun.He is in class 2-4. Kaito was searching for information about Rozen Maiden in the library when Kaito and Jun first met. Kaito's father has an antique store and is searching for the rozen maidens. Kaito is an aquaintance of Kirakishou and is making a real body and "sisters" for her. He captured Mitsu and ordered her to make dresses for "Alice" Source: http://ja.wikipedia.org/wiki/ローゼンメイデンの登場人物一覧