Katyusha is also shown to wear a Russian tanker's padded cap when she prepares for battle, which looks gratuitously large on someone as small as her. She has a very diminutive stature, making her age hard to determine; however, canon states that she is 17 years old.

Is Katyusha a name?

Katusha or Katyusha is a diminutive of the Russian name Ekaterina or Yekaterina, the Russian form of Katherine or Catherine.

How tall is Katyusha?

Katyusha is the shortest character to appear in the show thus far. This could be in reference to Joseph Stalin, Premier of the Soviet Union during World War II, who stood at a mere 163 cm, or 5 ft 4 in.