Judo question. What training is good for Judo that i can do alone?

I am a novice and i usually train in the dojo once a week for an hour, more for fitness than anything else really but i certainly want my Judo to improve also now, so what training can i do when im at home to help improve my Judo.





Im currently only a red belt. BJA|||practice the sweeping motions on one foot.





practice the steps of each throw.





visualize|||Strength training and cardio