Case Studies

NEC Personal Products Inc.

Provided Data Recovery Service for PCs

NEC Personal Products Inc., operator of NEC’s PC service which has the No.1 market share in Japan, needed an effective solution for their NEC PC customers who had lost their data. Since 2005, AOS has provided its data recovery service to NEC PC users and saved their lost data. As a result, NEC’s customer satisfaction has much improved.

Please refer to the link below for further information about our service for NEC.

NEC Personal Computer Inc.

Provided Data Recovery Service Package

NEC Direct, which sells NEC PCs on the internet, provides AOS’s data recovery service package to their customers. This package covers the cost of data recovery in case they lose their important data on their newly bought PC.

Please refer to the link below for further information about our service for NEC Direct.

SONY Corporation

Provided Data Recovery Service for PC and AV Equipment

SONY Corporation, one of the leading electronics companies in the world offering video cameras, digital cameras, and VAIO PCs among many other items had been seeking solutions for their clients who lost their data accidentally. SONY Customer Support now offers their customers our data recovery service for memory cards and hard disks. AOS has in many, many cases successfully recovered customer’s lost data in digital cameras and movie files.


Provided Hard Disk Data Recovery Service

Buffalo Inc., which has a 70% share of internal hard disks and a 45% share of external hard disks in the Japanese market, sells more than a half of the total hard disk drives sold in Japan. They wanted to offer support to their customers who had accidentally lost their important data. Losing data in a RAID disk was an especially big issue since it causes serious problems due to the fact that RAID is usually intended to serve the purpose of not losing data even when one hard drive is in failure. AOS has provided Buffalo customers with its data recovery service and has resolved the data recovery issues of Buffalo customers with a high rate of success.

Police Agencies

Provided Forensic Data Recovery Service for Digital Evidence on PCs, Mobile Phones and Smartphones

Since 2001, AOS Technologies has provided its data recovery service to police agencies all over Japan. In various criminal investigations, AOS has investigated offenders’ PCs, mobile phones, and smartphones and recovered the evidentiary data which had been deleted in an attempt to hide evidence. As a result, we have facilitated the revealing of many facts regarding serious events in Japan.

The police agencies which AOS has provided this service to are as follows:

National Police Agency, the Metropolitan Police Department, Osaka Police, Kanagawa Prefectural Police, Chiba Prefectural Police, Saitama Prefectural Police, Aichi Prefectural Police, Mie Prefectural Police, Nara Prefectural Police, Shizuoka Prefectural Police, Oita Prefectural Police, Niigata Prefectural Police, Hiroshima Prefectural Police, Kumamoto Prefectural Police, Gifu Prefectural Police, Yamaguchi Prefectural Police, Fukui Prefectural Police, Tochigi Prefectural Police, Ehime Prefectural Police, Gunma Prefectural Police, Saga Prefectural Police, Wakayama Prefectural Police, Hyogo Prefectural Police, Fukuoka Prefectural Police, Kochi Prefectural Police, Nagasaki Prefectural Police, Okayama Prefectural Police, Hokkaido Police

Public Prosecutors’ Offices

Provided FINALForensic Software

AOS has provided our FINALForensic software to Public Prosecutors’ offices all over Japan for their forensic investigations of PCs. We support Japanese prosecution authorities by providing them with the technical training necessary for forensic investigation.

Financial Service Agency

Provided eDiscovery Tools

AOS has provided various forensic and eDiscovery tools to the Financial Service Agency and supported the Financial Service Agency in their investigation of financial misconduct.

The Courts

Submitted Expert Witness Reports

AOS has provided the investigatory service of recovering PCs and mobile phones at the requests of courts. We have also submitted reports to courts as an expert witness.

The Tax Authorities

Provided Forensic Tools

AOS has provided the Kanto-Shinetsu taxation bureaus, Tokyo customs and Kobe customs with its forensic tools which are effective for the forensic evidence investigation of PCs and mobile phones.