| Year |
Overview |
| 2001 |
Apr. |
Established DIGITAL Hearts Ltd. |
| Began offering debugging services. |
| 2003 |
Oct. |
Became a public corporation. |
| 2007 |
Sept. |
Become first Japanese company to receive the Authorized Xbox 360 Test Program (AXTP) from Microsoft Corp. for the Xbox 360®. |
| Oct. |
Granted privacy mark certification. |
| 2008 |
Feb. |
Listed on the Mother's Market on the Tokyo Stock Exchange. |
2011
|
Feb. |
Listed on the First Section of the Tokyo Stock Exchange. |
| Jul. |
Established a subsidiary DIGITAL Hearts Korea Co., Ltd., in Korea. |
| Oct. |
Established a subsidiary DIGITAL Hearts USA Inc., in the United States of America. |
| Dec. |
Established a subsidiary DIGITAL Hearts (Thailand) Co., Ltd., in Thailand. |
2012
|
Mar. |
Established a subsidiary G & D Co., Ltd., in Shinjuku Ward, Tokyo. |
| May. |
Established a subsidiary DIGITAL Hearts Visual Co., Ltd., in Shinjuku Ward, Tokyo. |
| Nov. |
Acquired all of the company shares for Aetas, Inc. and made it a subsidiary. |
| 2013 |
Oct. |
Established a pure holding company, Hearts United Group Co., Ltd., by means of a stock transfer and transitioned to a pure holding company structure. |
| Nov. |
Acquired the company shares for NetWork21 Co.,Ltd. and made it a subsidiary. |
| 2014 |
Apr. |
Acquired the company shares for Premium Agency Inc. and made it a subsidiary. |
| 2015 |
Jan. |
Established ZEG Inc. in Bunkyo-ku, Tokyo with ZMP Inc. |
| 2016 |
Jan. |
Premium Agency Inc., G&D Co., Ltd. and DIGITAL Hearts Visual Co., Ltd., have merged into a single company and changed its company name to FLAME Hearts Co.,Ltd. |
| Jul. |
Established a subsidiary DIGITAL Hearts (Shanghai) Co., Ltd., in China. |
| 2017 |
Jul. |
Relocated head office from Minato Ward to Shinjuku Ward, Tokyo. |
| Oct. |
Conducted a merger of subsidiaries, DIGITAL Hearts Co., Ltd. and NetWork21 Co., Ltd. |
| Closed the offices of DIGITAL Hearts Korea Co., Ltd. and DIGITAL Hearts (Thailand) Co., Ltd. |
| 2018 |
Jul. |
Changed company name from Hearts United Group co., Ltd. to DIGITAL HEARTS HOLDINGS Co., Ltd. |
| Aug. |
Established DIGITAL HEARTS GNT VIET NAM COMPANY LIMITED in Vietnam with GNT Group. |
| Acquired the company shares for ANET Corporation and made it a subsidiary. |
| 2019 |
Jan. |
Acquired the company shares for Orgosoft Co., Ltd. and made it a subsidiary. |
| Aug. |
Acquired the company shares for LOGIGEAR CORPORATION and made it a subsidiary. |
|
| Nov. |
Established Red Team Technologies Co., Ltd. with LAC Co., Ltd. |
|
| Dec. |
DIGITAL HEARTS Co., Ltd., a consolidated subsidiary, established Digital Hearts Linguitronics Taiwan Co., Ltd. in Taiwan with LINGUITRONICS Co., Ltd. |
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