Kajika is shown wearing standard steam smith clothing. She has brown hair and eyes.
She is shown to be friendly and on good terms with the other steam smiths. Kajika states that she wishes to be as brave as Ikoma, implying she doesn't think she is very brave. She is seen protecting three children in Koutetsujou.
While they took a shortcut onto the mountain pass, she was thrown in with Takumi on the boiler room where Ikoma and Mumei had been locked on.
- Book of Paintings, Haruhiko Mikimoto Artbook