Innovation Agency OPT

Daisuke Kanazawa

President & CEO, OPT Inc.
Group Executive Officer, DIGITAL HOLDINGS, INC.

After working in video production at a TV program production company, Mr. Kanazawa joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2005. In 2013, he was appointed Executive Officer responsible for the Advertising Agency Business Division. In 2015, he assumed the position of President & CEO of OPT Inc. From 2017 he concurrently served as Senior Executive Officer responsible for the Group’s Marketing Business, and since April 2019 he has been the OPT Group Executive Officer responsible for the digital shift support domain and marketing majors domain.

Jun Ishiwata

Director & CHRO, OPT Inc.
Group Executive Officer and Group CHRO, DIGITAL HOLDINGS, INC.

Mr. Ishiwata joined Recruit Co., Ltd. (now renamed Recruit Holdings Co., Ltd.) in 1992. He transfered from a sales division responsible for personnel media to the Human Resources Department in 2003. He was appointed General Manager of the Group Human Resources Department in 2007, General Manager of the Business Development Department of STAFF SERVICE HOLDINGS CO., LTD. in 2013, and Corporate Officer responsible for HIKARI TSUSHIN, INC. in 2015. He joined OPT Holding Inc. in 2018, managing the Human Resources Division as Group CHRO. He concurrently serves as Director & CHRO of OPT Inc. since April 2019.

Takashi Umezawa

Director, OPT Inc.
Senior Manager, Business Partner Department and the department directly reporting to CFO, DIGITAL HOLDINGS, INC.

Takashi Umezawa joined Sumitomo Chemical in 1998, where he worked for the Finance Department and Chemical Marketing Department at the head office. Then he took diverse initiatives in the area of finance, marketing, operations and business strategy in various industries, such as Head of Strategic Operations Solution Department at Intel Japan K.K. and Strategic Director of Wal-Mart Japan/Seiyu. He joined Opt Holding (now Digital Holdings) in 2019. After serving as General Manager of Corporate Finance and Marketing Finance, he was involved in group strategy and corporate finance in the Business Management Division and the division directly reporting to CFO. He was appointed as Board of Directors in August 2020.

Yasushi Ishihara

Senior Executive Officer, OPT Inc.
Executive Officer, DIGITAL HOLDINGS, INC.

Mr. Ishihara served as network engineer at SOFTBANK IDC Corp. (now renamed IDC Frontier Inc.) before joining OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2006. He served as Deputy General Manager of the Sales Department and General Manager of Marketing before assuming the position of Director of DIGIMIHO Co., Ltd. (previously of the DIGITAL HOLDINGS Group) in 2010. He was appointed an Executive Officer of OPT Inc. in 2015, responsible for the technology development, operations and creative content domains. Currently, he is responsible for the business development domain. He concurrently serves as Executive Officer responsible for the digital shift innovation domain at DIGITAL HOLDINGS, INC. since April 2019.

Shinnosuke Maemura

Senior Executive Officer, OPT Inc.

Mr. Maemura joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2006. He worked planning and direction of creative content before being seconded to a major general advertising agency in 2011. He was engaged in planning for digital media and creative content. He returned to OPT Inc. in 2014, and participated in establishing internal departments, primarily for marketing and creative content. He assumed the position of Executive Officer of OPT Inc. in April 2019, responsible for the marketing and content domains.

Seiya Kurimoto

Senior Executive Officer, OPT Inc.

Mr. Kurimoto joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2010. After working as a programmatic advertising consultant focusing on the human resources industry, he served as General Manager of the Sales Division and General Manager of the Programmatic Advertising Consulting Division, before being appointed an Executive Officer of OPT Inc. in April 2019, responsible for the account domain.

Tadashi Miyajima

Senior Executive Officer & CFO, OPT Inc.

Mr. Miyajima joined Osaka Gas Co., Ltd. in 2006. After passing the CPA exam in 2008, he joined KPMG AZSA LLC, working mainly on legal audits of listed companies. He subsequently worked in the strategy group at Accenture Japan Ltd., responsible for areas including medium-term management plan formulation support and BPR, mainly for financial institutions, in the advisory business department of Deloitte Touche Tohmatsu Limited, responsible for areas including M&A due diligence, and in Tri-Stage Inc., where he supervised overall management, primarily corporate divisions, as Director and CFO of a group subsidiary. He was appointed an Executive Officer of OPT Inc. in December 2019, responsible for the business planning domain.

Yosuke Tsutsumi

Executive Officer, OPT Inc.

Mr. Nakano joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2006. He served as General Manager of the Sales Department, General Manager of the Business Department, and General Manager of the Business Development Headquarters before assuming the position of Executive Officer at OPT Inc. in 2015, responsible for the digital-origin branding domain and O2O domain. He has been responsible for the account domain since 2019.

Yutaka Kurose

Executive Officer, OPT Inc.
Director, GENERATE INC.

Mr. Kurose joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2007. He was engaged in sales, primarily to the entertainment industry. He participated in the establishment of the Mobile Sales Division. Subsequently, he served in the research solutions business section and the sales section specializing in apps, before assuming the position of Executive Officer of OPT Inc. in 2017. He is responsible for the account domain.

Dai Takeuchi

Executive Officer, OPT Inc.

Mr. Takeuchi joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2007. After working as a programmatic advertising consultant and salesperson focusing on the human resources industry, he became General Manager of the Sales Department in 2011. He subsequently served as General Manager of the Consulting Department for new business development, media integration and social advertising, and was appointed an Executive Officer of OPT Inc. in April 2019. He is responsible for the media solutions domain.

Kouta Chishima

Executive Officer, OPT Inc.

Ms. Enomoto joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2007. She served in sales, primarily to the real estate industry. After serving as General Manager of the Business Department, in 2015 she established a sales department in the digital-origin branding domain and a department specializing in communication design and creative content. She assumed the position of Executive Officer at OPT Inc. in April 2019, responsible for the account domain.

Miki Iidaka

Executive Officer, OPT Inc.

Ms. Iidaka joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2007. After working in media planning and development and as product manager, she served as General Manager of the Operation Technology Promotion Department from 2016. She concurrently served as supervisor of project management in company-wide BPR promotion and operation base strategy. She promoted the construction of highly productive operating structures and the improvement of internal company systems. She was appointed an Executive Officer of OPT Inc. in April 2019, responsible for the media solutions domain.

Hiroki Hashimoto

Executive Officer, OPT Inc.

Mr. Hashimoto joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2007. He served as the General Manager of sales and programmatic advertising consulting, and General Manager of marketing, before taking up the position of General Manager of the Solution Strategy Planning Department, which promotes the planning and development of proprietary tools. He was appointed an Executive Officer of OPT Inc. in 2017, responsible for all programmatic advertising including SEM, display and social media. He has been responsible for advertising business strategy and creative content domains since 2019.

Shinpei Kurosawa

Executive Officer, OPT Inc.

In 2012, Mr. Hiraiwa established Demand Side Science, the OPT Group’s ad tech development company, and was appointed Representative Director. He entered OPT Inc. in 2016. Established the engineering group “Opt Technologies,” and promoted initiatives including the development of proprietary tools and the AI transformation of the advertising agency business. In 2017, he assumed the position of CTO of OPT Inc. He was appointed an Executive Officer of OPT Inc. in April 2019, responsible for Opt Technologies as CTO.

Jiro Hiraiwa

Executive Officer & CTO, OPT Inc.

In 2012, Mr. Hiraiwa established Demand Side Science, the OPT Group’s ad tech development company, and was appointed Representative Director. He entered OPT Inc. in 2016. Established the engineering group “Opt Technologies,” and promoted initiatives including the development of proprietary tools and the AI transformation of the advertising agency business. In 2017, he assumed the position of CTO of OPT Inc. He was appointed an Executive Officer of OPT Inc. in April 2019, responsible for Opt Technologies as CTO.

Daijiro Ban

Executive Specialist

After working in CRM strategy, data-driven strategy formulation and service development in the retail industry, Mr. Ban joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2011. He was engaged as a marketing consultant, before participating in the establishment of a new consulting group aiming at business expansion as General Manager of the Marketing Business Department from 2015. He was appointed an Executive Specialist of OPT Inc. in April 2019.

Tomoyuki Suzuki

Executive Specialist

Mr. Suzuki worked as a strategic planner at a general advertising agency, establishing communications strategies and communications design. He entered OPT Inc. in 2016. After engaging in digital-origin brand development and corporate business strategy construction support, he assumed the position of General Manager of the Marketing Department in 2018. He was appointed an Executive Specialist of OPT Inc. in April 2019.

Hayato Kubo

Senior Specialist

Mr. Kubo joined OPT Inc. (now renamed DIGITAL HOLDINGS, INC.) in 2008. He worked in the programmatic advertising consultancy business, primarily targeting the real estate, travel and e-commerce industries. He subsequently served as General Manager of the Overseas Promotions Department and General Manager of the Programmatic Advertising Consulting Department, and since 2017 he has taken a leadership role in improving quality control and operational efficiency across all programmatic consulting divisions. He was appointed a Senior Specialist of OPT Inc. in April 2019.