Yoshimitsu uses a moveset similar to that of his Tekken counterpart. A lot of his moves involve him damaging himself to damage his opponent. Most of his moves look unorthodox, but are highly effective.
Yoshimitsu's moveset is similar to his Soulcalibur II moveset with a few changes.
Yoshimitsu's moveset has went through a few changes since Soulcalibur II, but they still are similar to his Tekken counterpart's. As a side note one of his moves which is supposed to drain health from the opponent actually drains Yoshimitsu's health and gives it to the opponent.