In batto-jutsu and iaido (both of which concern the art of drawing and handling nihonto), the beginners who have recently started studying practice with bokuto switch to mogito (imitation swords) once they become familiar with the forms.
抜刀術、居合道では入門直後の初心者は木刀で稽古し慣れたら直ちに模擬刀で稽古する。