Heavy Suburi Shinai - 6 Slats

Heavy Suburi Shinai – 6 Slats (39 Size Length)

Take your suburi training to the next level with this Heavy Suburi Shinai (6 Slats)—designed to build strength, improve control, and refine your cutting mechanics.

Crafted to match the length of a standard 39-size shinai, this training tool features a unique 6-slat construction, increasing overall weight to provide greater resistance during swings. The added weight helps develop stronger wrists, arms, and shoulders, making your regular shinai feel lighter and more responsive in keiko and shiai.

Made from high-quality katsura bamboo, this suburi shinai offers excellent durability and resilience, ensuring it withstands repeated, intensive training sessions.

NOT FOR KEIKO!!! HITTING SOMEONE WITH THIS IS ATTEMPTED MURDER :)

Whether you’re focusing on fundamentals or enhancing your power and endurance, this is an essential tool for serious kenshi.

Key Features:

• 6-slat construction for added weight and resistance
• Same length as a standard 39 shinai for a realistic training feel
• Approx. 1,100g weight to build strength and control
• Crafted from durable katsura bamboo
• Ideal for suburi practice, strength training, and technique refinement

Specifications:

• Length: Approx. 120 cm
• Weight: Approx. 1,100 g
• Weight may vary slightly due to natural bamboo materials

Why Train with a Heavy Suburi Shinai?

Training with a heavier shinai improves:

• Swing speed and control when returning to a standard shinai
• Grip strength and tenouchi
• Overall endurance during long keiko sessions

4 Slats vs 6 Slats – Which Suburi Shinai is Right for You?

Choosing the right suburi shinai depends on your training goals. Both are designed to build strength, but with different intensities and feel.

Heavy Suburi Shinai – 4 Slats

Best for: Balanced training, technique refinement, daily use

• Approx. 950g weight
• More natural swing feel, closer to a regular shinai
• Easier transition back to standard keiko
• Ideal for intermediate to advanced kenshi, focusing on precision and control
• Great for longer suburi sessions without excessive fatigue

Heavy Suburi Shinai – 6 Slats

Best for: Strength building, power development, conditioning

• Approx. 1,100g weight
• Noticeably heavier resistance during swings
• Builds wrist, arm, and shoulder strength more aggressively
• Ideal for short, intense training sessions
• Recommended for experienced kenshi looking to increase power and endurance

Quick Comparison: