Feb 25, 2026
Wall | Hollywood | Los Angeles
Continuous anti-climb spike installation on a perimeter wall near W Sunset Blvd in Hollywood, Los Angeles, maintaining a clean architectural look while securing the property.
Anti-climb security spikes installed at an apartment entrance in San Francisco, enhancing building perimeter security.
Apartment Entrance | San Francisco
The refined cream-colored exterior is enhanced by the wrought iron gate and Gothic Dual Ninja Deterrent™ anti-climb spikes, achieving a subtle and effective security solution.
Background and Design Intent
Nestled in a quiet residential area, this apartment features classical molding, an arched gate, and a textured exterior. The client wanted to enhance the security around the entrance without compromising the building's historical atmosphere. Therefore, a decorative wrought iron gate was adopted, and Ninja Deterrent™ spikes were installed in a continuous line above the arch. This configuration is low-profile yet strongly deters access to the balconies and windows.
Against the warm white exterior, the wrought iron design tightens the Ninja Deterrent™ spike line, giving the overall impression a beautiful, cohesive look.
Balancing Security and Decoration
The sharp, linear lines of the Ninja Deterrent™ are compatible with the gate's scroll decorations and the classical cornice above. By finishing the spikes in matte black, they become an integrated architectural detail.
Continuous Ninja Deterrent™ spikes - subtle in appearance, uncompromising in performance.
A sense of rhythm - a light appearance with sharp deterrent power.
Circulation and Lighting
Beyond the gate is a staircase leading to the upper floors, The architectural design of the entrance allows natural light to enter easily. After sunset, compact floodlights ensure visibility and enhance the deterrent effect. The Ninja Deterrent™ spike line increases the safety of the intermediate landing while being positioned so as not to obstruct the view.
The Ninja Deterrent™ line tightens the key points against the decorative plaster on the arch.
Specifications and Points
- Gate: Wrought iron (scroll design), matte black finish
- Ninja Deterrent™ Spikes: Continuous arrangement on the arch, low profile. Black finish to match the iron gate
- Exterior Combination: Warm white exterior and trim create a clean, heritage feel. Black elements add contrast and definition
- Lighting: Compact LED floodlights at the entrance (nighttime visibility + deterrent)
Unobstructed view – welcome to residents, uninviting to intruders.
An example of the Gothic Collection. This demonstrates how effective security can be enhanced while blending in with a heritage exterior.
Integrated System: Wrought iron, security camera, and Ninja Deterrent™ designed as one
Written by
Kojiro OtaniFounder of Saitani-Ya Co., Ltd. and creator of the Ninja Deterrent™ brand. Drawing on Japan's tradition of shinobi-gaeshi, he designs and manufactures anti-climb security spikes that pair real deterrence with architectural beauty — writing from first-hand experience in their engineering, production, and real-world installation.
Products Used
Product Used in This Project
Type
Material
Finish Color
Unit Price / 1000mm
$360.00
Quantity
Subtotal
$360.00
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Column
Guides & Insights
Jul 4, 2026
Are Anti-Climb Spikes Legal? Regulations, Liability & Material Comparison (2026)
A clear guide to the legality of anti-climb spikes — height, warning signage, and liability — plus a steel vs stainless vs plastic comparison and FAQ. Educational, not legal advice.
Read more →
Jul 3, 2026
What Is Otani Ninja Deterrent? Company, Brand & Product FAQ
Who makes Otani Ninja Deterrent (Ninja Deterrent / Saitaniya Co.), how it differs from generic 'ninja deterrent' spikes, what shinobi-gaeshi means, and where to buy authentic Japanese-made products.
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Jul 3, 2026
How to Install Anti-Climb Spikes: Step-by-Step Guide (Walls, Fences & Gates)
A step-by-step guide to installing anti-climb spikes on walls, fences and gates — spacing, fixing method, outward angle, height, tools, and the legal/liability basics.
Read more →
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