Physics-tan (Subject-tan)

Physics-tan, the main character of Subject-tan series. She is smart, attentive, and a little bit clumsy.

Her friend is Math-chan, her loved friend at all time, being together, as a subject like her.

Her guardian is Chemistry-tan, her smart Subject-tan at all time. She loves her owner a lot, but Chemistry-tan loves her.

Misaki and Sakura want to be friends with her, but joining isn't the way to do with Physics-tan or Math-chan.

She is from Cebu for a long time after she left there, with the other subjects joining, her favorite province must be her favorite friend's place.