Shūshin 3/5 Sleeve Tee

Shūshin (修身) — The Discipline Within The 3/5 Shūshin Tee is more than a shirt — it’s a symbol of self-mastery. Inspired by the philosophy of Shūshin, meaning self-cultivation or discipline of the self, this tee represents the quiet strength found in daily choices: early mornings, hard reps, and walking away from comfort when it whispers to stay. The circular motif behind the samurai is no decoration — it’s the unbroken path of refinement. The warrior depicted here is not fighting others, but confronting himself. Every breath, every decision, every moment is an act of self-discipline. Woven into this design is the philosophy that true strength begins within: Control over emotions Respect for others Mastery of the self Continual improvement, one choice at a time The 3/5 Shūshin Tee is cut from mid-weight cotton, oversized for movement, and structured to handle the demands of real training. This is not just apparel. This is the embodiment of discipline — refined into form you ca