Dorami is Doraemon’s only sister. They have no blood relationship, but oil relationship. Dorami-chan is Doraemon’s sister because they shared the same can of oil when they were created. Unlike Doraemon, Dorami is not defected but more advanced than Doraemon. Dorami is not afraid of mice, but cockroaches. As a lady, Dorami also like to present herself nicely in front of others. She has a jewelry box that keeps all the beautiful accessories with her, and the box looks just like this Dorami Jewelry Box Plush.