D. I. System Co., Ltd. (TYO:4421)
Japan flag Japan · Delayed Price · Currency is JPY
977.00
-12.00 (-1.21%)
At close: Jan 23, 2026

D. I. System Company Description

D. I. System Co., Ltd. engages in the system integration, and educational services and security solutions businesses in Japan.

The company offers Easy Framework 3, a low-code development platform; Easy Workflow II, a workflow system that allows for screen creation, flow settings, and multilingual support; Cornelius-Learning Management System, an e-learning system; Cornelius-LMS+ Plus, a cloud-based e-learning system; Cisco Webex, a cloud service that enables collaboration over the Internet; and Cisco Meraki, which builds a wireless environment without setup or system integration.

It also provides information system maintenance and operation; equipment maintenance extension; and targeted email training services.

In addition, the company offers Ekran, a PC screen trail management system that records screen activity on PCs scattered throughout a company; WEEDS Trace Privileged ID Management Solution; Web Performer and Web Performer Wf/Wf+; SmartZira, a paperless system; SKYSEA Client View, a client operation management software; and Syslog Watcher Appliance Tamelog.

Further, it provides system development, network and platform construction, Microsoft, enhanced security, sales/operations outsourcing, and IT education/qualification acquisition solutions, as well as stress check and telework promotion services.

D. I.

System Co., Ltd. was incorporated in 1997 and is headquartered in Chiyoda, Japan.

D. I. System Co., Ltd.
CountryJapan
Founded1997
IndustryInformation Technology Services
SectorTechnology
Employees739
CEOKentaro Tomita

Contact Details

Address:
Meiji Yasuda Life Building
Chiyoda, 100-0005
Japan
Phone81 3 6826 8001
Websitedi-system.co.jp

Stock Details

Ticker Symbol4421
ExchangeTokyo Stock Exchange
Stock TypeCommon Stock
Fiscal YearOctober - September
Reporting CurrencyJPY
ISIN NumberJP3548810005
SIC Code7370

Key Executives

NamePosition
Kentaro TomitaChief Executive Officer
Toshio WatanabeChief Financial Officer