2026年 June

10 Best カーセキュリティ in 日本

Last Updated - 02/06/2026

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Best Choice
01

Hornet
23% Off

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HORNET BeeSensor BEE737-S DV12V Car Cigarette Lighter Plug Power Supply Sunvisor Installation Type, Up to 90dB Alarm Sound
9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

This car security system can be installed with one touch to prevent theft. When the system is on, the LED flashes to notify the surroundings of the security mount. Two-stage ultrasonic sensor detects impact, vibration, door opening, and accessory ON sensor detects engine start-up and threatens criminals with up to 90 dB of warning sound and LED flashing. The built-in battery is compatible with cars, and can be used for about 1 week after a full charge. Charges while the engine is running, so it can be used repeatedly

￥25,254 ￥32,780 23% Off
02

Hornet

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Kato Denki Hornet Car Security Genuine Keyless Interlocking Model 300V
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Door Trigger (Detects door opening)
● Double guard sensor (detects impact)
● Ignition ON sensor (detects engine start)
● Instant trigger (detects trunk forced open)
● Keyless Entry Integration
● 128 dB 6-tone Siren
● Immobilizer function
●Volley mode
● Diagnostic function (Zone ID)
● Forced release
● NPC (nuisance prevention circuit)
● Meets new safety standards
● Compatible with 4D

￥14,478
03

サファイア

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Car Security, Night Signal Decor, Dummy, Solar Charging, USB Charging, Car Light, Lamp, Anti-Theft, Solar, No Wiring Required, No Batteries Required, Solar Charging, Just Place On, Sensor, Universal
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【Solar & USB Charging】As long as there is sunlight, it will continue to deter crime. It is equipped with a solar power source, so it automatically charges during the day and starts flashing automatically when it gets dark It will continue to deter crime as long as there is sunlight It can also be charged with micro USB
【No wiring required】Because it is solar, there is no need for troublesome wiring
【Built-in Sensor】Equipped with a light sensor, the blue lamp automatically lights up when it gets dark Built with a shock sensor, the red LED flashes intensely when vibration is detected When in standby mode, the blue LED flashes with residual light
LED Light Deterrent: This product is a car security system that deters suspicious individuals with LED lights
Easy Installation/Compact: Comes with double-sided tape for easy use Lightweight and compact, it does not take up space

￥1,350
04

KEIYO

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KEIYO AN-S150H Simple Security Unit with Remote Control, Car Security, Easy Installation
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Waterproof grade IP66 withstands rain and splashes of water, making it safe to use outdoors such as motorcycles and bicycles. Adjustable sensitivity and volume. Trigger sensitivity: 7 levels of adjustment. Alarm volume: 3 levels (95 dB / 105 dB / 113 dB)
The AN-S150H is a simple security unit that detects vibrations from vehicles and objects with an alarm sound. Advanced magnetic induction technology effectively distinguish the actual trigger signal from unwanted interference caused by the environment. Not only is it a countermeasure for theft of motorcycles, bicycles, and cars, but it can also be used for outdoor use, and can also be used indoors as a simple security guard around windows and around doors. The AN-S150 is a simple security unit that detects vibrations from vehicles and objects with a alarm sound. Advanced magnetic induction technology effectively distinguish the actual trigger signal from unwanted interference caused by the environment. Not only is it a countermeasure for theft of motorcycles, bicycles, and cars, but it can also be used for outdoor use, and can also be used indoors as a simple security guard around windows and around doors
Product specifications (extract) Compatible bar diameter: Approx. 0.8 - 1.7 inches (20 - 44 mm); Waterproof performance: IP66; Volume adjustment: 3 levels (95 dB / 105 dB / 113 dB); Trigger sensitivity: 7 levels of adjustment
Main Applications: Prevents theft of motorcycles and bicycles. It detects vibrations while parking, and provides an immediate alarm. Waterproof and suitable for outdoor installation. When combined with a steering wheel lock to prevent car theft and tampering, it detects unauthorized vibrations and movements on the vehicle
Easy to install on steering wheel lock: Can be easily attached to the steering wheel lock without the use of tools. Also compatible with T-lock mechanism
Battery Operation: Battery Life; Daily Use: Approx. 1 - 2 years; Standby Time: Approx. 2 - 3 years; LED Display: Visually check status; Remote Control: Allows you to know the location of your vehicle within the receiving distance
Alert by detecting vibrations and alarms. When it detects vibrations of vehicles or objects, the loud alarm will notify you of abnormalities. You can expect an effective deterrent against theft and pranks
Adopts advanced magnetic induction technology to identify actual vibration and environmental interference, suppress unwanted false operation

￥5,980
Best Value
05

Hornet
36% Off

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HORNET LT51R Kato Electric Tire Lock, Color: Red (Includes Original Security Sticker)
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Weight (g): Approx. 3200, Dimensions (Width W x Depth D x Height H) (mm): Approx. 16.5 x 10.2 x 2.4 inches (420 x 260 x 60 mm), Tire width (mm): Below 300
Easy to install in seconds! Red-based tire lock with a prominent HORNET logo
Accessories: Security sticker

￥10,414 ￥16,280 36% Off
06

CAR MATE
17% Off

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Carmate SQ306 Car Security Built-in Impact Sensor, Security LED Light, Night Signal, Flow Lighting, Blue Wireless, Solar Warning Light, Auto On/Off
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【Solar Charging Specification】Equipped with a solar panel and a nickel-metal hydride rechargeable battery No wiring required, easy to install
【Intimidation of suspicious persons with flowing light (sequential lighting)】Five blue LEDs light up in a flowing manner at intervals of about 7 seconds to intimidate suspicious persons
【Crime prevention with light | Intimidate suspicious individuals with flowing light】
【Built-in Impact Sensor】When an impact is detected, the blue LED flashes intensely for about 10 seconds to provide a stronger deterrent Additionally, it will stop flashing if it receives continuous vibrations
Built-in Light Sensor: Automatically starts flashing when it gets dark It automatically stops flashing when it gets brighter

￥3,735 ￥4,480 17% Off
07

Viper

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viper330v　バイパー３３０Ｖ　（純正キーレス・スマートキー連動セキュリティー）
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Your Vehicle Out Of Your Factory keyless and genuine suma-toki-resu the security is working and stop as soon as possible
Please check your car to other than genuine key security for your not so there is no need to carry your cheeks soft and the remote control convenience No
Inexpensive upgrade your factory keyless up and we especially recommend who want
A separate voice unit tilt sensor prevent the legend of the sensor, etc. Connect Viper also a lot of optional units available

￥12,800
08

SYU Life Style(シュウライフスタイル)

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SYU Life Style A-01 Car Security, Dummy Design, Warning, High Brightness LED Display, Anti-Theft Prevention, Compatible with All Vehicles, Just Place It On, No Wiring Required, USB Charging, Long Time
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【No wiring required, easy to use】: No electrical wiring or assembly is required. Simply place it and it is ready to use Compatible with any vehicle model Comes with a stand so you can set it up freely
【Just the right size】: The size is 70mm x 25mm x 10mm, featuring a large display screen It also comes with a folding stand for easy storage when not in use
Long Time Illumination, Quick Charging: With a full charge of about 20 minutes, it can be continuously lit for 20 hours ※ Continuous lighting time may vary depending on the lighting mode and ambient temperature White and yellow last approximately 20 hours Green, purple, and light blue last approximately 25 hours Red and blue last approximately 40 hours Commercially available mobile phone chargers and car USB charging ports can be used (*USB charging cable is included, and the charging voltage is 5V The charger is not included )
Effective security measures: This LED light emitting plate resembles a security device to protect your car from theft and tampering at night or when you are away from the parking lot Ideal for security measures!
(High Brightness LED, 7 Display Colors) Features a high-brightness LED that can be seen clearly from a few meters away at night It has a strong deterrent effect You can choose between constant illumination in 7 different colors or a gradient

￥2,680
09

CAR MATE

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Carmate SQ312 For Cars, Security, Strong Illumination, Wiring Installation, 3D Parking Lots, Roofed Garages, No Solar Charging Required, LED Light, Flow Lighting, 5 Times of Light, Built-in Impact
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

[Maximizes the threatening effect with flowing light and shock detection] Sequential flashing as the 5 LEDs flow, providing a crime prevention effect. When an impact is detected, all LEDs will flash intensely for about 10 seconds. Raises the security level and makes suspicious persons more powerful
Car Safe Design to Prevent Battery Runout: Automatically shuts off in about 2 weeks, so you can use it safely even when parked for a long time. 1. Power saving mode (after about 7 days): switch only 1 LED to flash, reduce battery load (all LED flashes when impact is detected); 2. Auto shut-off function (about 14 days): LED will turn off and stop all flashing action
Can be used in places without sunlight: Perfect for people living in apartments, 3D parking lots, carports and garages. Wiring type that does not require charging, so the LED will flash continuously with high brightness no matter the parking environment
(Stable Brightness Unique to Wiring) Roughly 5 times more light than conventional products (solar charged) (*According to our company) Wiring-type unique stable brightness provides a sure threat effect for suspicious persons
(Powerful Luminous x No Operation Required x Power Saving Design) Wired LED security indicator for maximum security power. Equipped with automatic power saving function and light and dark interlocking functions, this battery has been designed to reduce the load on the battery. The solar panel of this product is only used for determining light and dark. Does not generate or charge by solar panels

￥7,480
10

サファイア

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Sapphire Car Security Night Signal Deco, Dummy, Theft Prevention, Warning Solar, No Wiring Required, No Batteries Required, Solar Charging, Just Place In, Repelling LED Sensor (Single)
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

No troublesome wiring needed because it is solar-powered
Lightweight and compact, it does not take up space
It will continue to deter crime as long as there is sunlight
Comes with double-sided tape for immediate use
Blue Light Repels Blue 6 LED Dummy Sensor, Security, No Wiring Required, No Batteries Required, Solar Charging, Easy to Place

￥1,280

10 Best カーセキュリティ in 日本

HORNET BeeSensor BEE737-S DV12V Car Cigarette Lighter Plug Power Supply Sunvisor Installation Type, Up to 90dB Alarm Sound

Kato Denki Hornet Car Security Genuine Keyless Interlocking Model 300V

Car Security, Night Signal Decor, Dummy, Solar Charging, USB Charging, Car Light, Lamp, Anti-Theft, Solar, No Wiring Required, No Batteries Required, Solar Charging, Just Place On, Sensor, Universal

KEIYO AN-S150H Simple Security Unit with Remote Control, Car Security, Easy Installation

HORNET LT51R Kato Electric Tire Lock, Color: Red (Includes Original Security Sticker)

Carmate SQ306 Car Security Built-in Impact Sensor, Security LED Light, Night Signal, Flow Lighting, Blue Wireless, Solar Warning Light, Auto On/Off

viper330v バイパー３３０Ｖ （純正キーレス・スマートキー連動セキュリティー）

SYU Life Style A-01 Car Security, Dummy Design, Warning, High Brightness LED Display, Anti-Theft Prevention, Compatible with All Vehicles, Just Place It On, No Wiring Required, USB Charging, Long Time

Carmate SQ312 For Cars, Security, Strong Illumination, Wiring Installation, 3D Parking Lots, Roofed Garages, No Solar Charging Required, LED Light, Flow Lighting, 5 Times of Light, Built-in Impact

Sapphire Car Security Night Signal Deco, Dummy, Theft Prevention, Warning Solar, No Wiring Required, No Batteries Required, Solar Charging, Just Place In, Repelling LED Sensor (Single)

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viper330v　バイパー３３０Ｖ　（純正キーレス・スマートキー連動セキュリティー）