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For those who wish to design their own security configuration, we offer a fully custom security plan.
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Limited to Toyota and Lexus vehicles! Same-day reservations and installation available!!
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Reservations are required for free loaner cars.
Learn more!We propose the best car security system to match your vehicle, parking environment, and usage.



LOGON AUTO MALLThis is an online shop run by LOGON.
LOGON Event InformationWe provide information about car audio and car security events at our store here.The Bluetooth-connected wireless siren “SIREN BT,” which can be added to AUTHOR / IGLA series security systems, is scheduled for release in late May 2026.
By combining it with the new feature “Anti-tamper,” it can be used as an additional protective component to help guard against unauthorized access around the security unit.
There are also update options for vehicles equipped with the existing IGLA2 and IGLA2+.
Compatibility and the required details vary depending on the vehicle model and your current installation status, so if you’re considering upgrading your security, please feel free to contact us.
At LOGON, we check car theft news and official public information that are likely to be relevant within roughly a 100 km radius of our stores, and we incorporate that into our vehicle-specific security plan guidance.
If you drive a vehicle type that is frequently consulted for theft countermeasures—such as the Land Cruiser, Alphard, Lexus, Hiace, Crown, etc.—please also review the latest theft trends and methods.
Published April 5, 2026: Theft countermeasures for Land Cruiser, Alphard, and more are important in Chiba Prefecture
This article introduces the fact that vehicle thefts have been occurring one after another in Chiba Prefecture, and that specific vehicle models such as the Land Cruiser and Alphard are being targeted. It is useful as a notice to raise awareness about electronic theft methods such as relay attacks and CAN invaders.
Published February 27, 2026: Land Cruiser theft in Urayasu, Chiba Prefecture—possibly using a CAN invader
It reports suspicions that a Land Cruiser was stolen from a residential parking lot in Urayasu, Chiba Prefecture. It is believed that special equipment was used and the vehicle was stolen in a short time—an example that can prompt consideration of the importance of measures against CAN invaders that target vehicle communications.
Published March 2026: Land Cruiser stolen in Chiba City—possibly stored in a yard in Koga City, Ibaraki Prefecture
It reports suspicions that a Land Cruiser stolen in Chiba Prefecture was being stored in a yard within Ibaraki Prefecture. In some cases, vehicles are moved to nearby prefectures after the theft, so caution is needed not only within Chiba Prefecture but also in surrounding areas.
Updated April 21, 2026: Ibaraki Prefectural Police—Car Theft Information
In Ibaraki Prefectural Police’s car theft information, vehicle models that are frequently affected—such as the Hiace, Land Cruiser Prado, Crown, Hijet, Land Cruiser, and Lexus RX—are introduced. This is also official information that is likely to be relevant to the southern Ibaraki area where many of LOGON’s customers come from.
Published January 29, 2026: Theft of Alphard, Land Cruiser, and Lexus increasing in Saitama Prefecture
It introduces theft cases in Saitama Prefecture in which vehicles such as the Alphard, Land Cruiser, and Lexus were stolen despite being locked and with no keys present. It also touches on methods such as relay attacks, CAN invaders, and code grabbers, making it useful information for customers in eastern and southern Saitama.
The methods used for theft have become harder to detect year by year, and in some cases even genuine security systems or simply locking the vehicle may leave you feeling uneasy.
At LOGON, we offer vehicle-specific security plan combinations tailored to the vehicle model, storage environment, and how you typically use your car—such as protection against unauthorized starting, siren alarms, smartphone notifications, keyless countermeasures, and analog blocks.
First, please check the plan for your specific vehicle model. We can also assist with consultations before delivery and with tentative reservations, so feel free to contact us even if you have not decided on the details yet.



