Slogan (including Outside Auditors)

  • Masato NIHIRAMasato NIHIRAChief Executive Officer

    He worked as an intern for Slogan Inc., in its early days from 2008 when he was a student at Waseda University School of International Liberal Studies for about one and one-half years as a project manager. In 2010, he entered DeNA Co., Ltd. He launched Everystar, a joint company of DeNA and NTT Docomo, and a business in Seoul with DeNA Seoul, and then produced several games as a development manager and executive producer of the game division. He came back to Slogan Inc., in December 2016.

  • Hironori KITAGAWAHironori KITAGAWAExecutive Vice President

    He worked as an intern for Slogan Inc., from 2008 when he was a student at Meiji University School of Business Administration for about three and one-half years during the company’s early days while engaged in business administration centering on financial affairs and accounting. After completing the Waseda University Graduate School of Accountancy in 2011, he entered Shinsoh Audit Corporation and was engaged in such works as the audits of listed companies and IPO consulting. He came back to Slogan Inc., in July 2015 and assumed the post of CFO in 2016. He is a certified public accountant.

  • Akiko SUGINOHARAAkiko SUGINOHARAOutside Director

    After joining Gaiax Co.Ltd. as an intern in 2008, she established a new business, and in 2014, she founded and became a director of Adish Co. Ltd. She was in charge of building the administrative headquarters and preparing for the company's IPO. Currently, she is COO of Minna no Code, a non-profit organization, an outside director of Kaizen Platform, Inc. and a representative founder of the Sponsorship Community, Co. Ltd. She holds a Bachelor of Science in Education from Waseda University.

  • Chika WATANABEChika WATANABEOutside Director

    She is a founder of Blueshift Global Partners, a Silicon Valley-based consultancy that advises investors and technology companies on their US-Japan trans-border strategies. She provides her clients with a unique value by combining her experience in technology-sector consulting at McKinsey, cross-border investments at global trading firm Mitsubishi Corporation, and assisting early-stage ventures at start-up accelerator Neoteny. She also sits on the board of several companies.

  • Mayuko HAYASHIDAMayuko HAYASHIDAAudit & Supervisory Board Member

    After graduating from Keio University, Faculty of Law, Department of Politics, in 2011, she entered Asahi Glass Co., Ltd., (currently AGC Inc.) She was engaged in logistics and production planning and management, as well as SCM projects at its factory, and then in marketing to corporate customers and sales supervision of specific products at its Tokyo office. After leaving the company and raising a child, she joined Slogan Inc., in 2015. After the launch of long-term intern recruitment support business, she assumed the post of Audit & Supervisory Board Member in 2018.

  • Junichi EHARAJunichi EHARAOutside Auditor

    He joined Sunfinity Co., Ltd., in 2006, and was engaged as the director of the business administration division in preparation for becoming a listed company. He entered Livesense Inc., in 2008 and worked in preparation for becoming a listed company by establishing the administrative work flow and conducting negotiations with external organizations, such as audit companies and securities companies. In 2010, he assumed the post of full-time auditor. He established the audit structure for becoming a listed company and dealt with its stock market debut on the TSE Mothers in 2011 and then the market shift toward the first section of the TSE in 2012. He assumed the post of outside auditor for CrowdWorks Inc., in 2013.

  • Kohei NAKAGAWAKohei NAKAGAWAOutside Auditor

    He was born in 1977. After working as a partner for TMI Associates, he went independent and established the Nexage Law Office. He was registered as a lawyer of the Dai-Ichi Tokyo Bar Association in 2002. He was registered as a lawyer of the New York State Bar Association in 2014. He graduated from the University of Tokyo, Faculty of Law. He completed his master’s (MBA) at the Wharton School at the University of Pennsylvania.

  • Yusuke Johnny NISHIKAWAYusuke Johnny NISHIKAWAExecutive Officer and FastGrow Division Manager

    After graduating from Keio University, Faculty of Economics, in 2011, he entered Mobile Factory, Inc., where he was engaged in the planning of social games. In 2012, he prepared to open up a business which ended in failure. He entered Assion, Inc., which back then consisted of only three members. He launched a web consultation business using VWO (A/B testing tool) and realized domestically exclusive collaboration with the Indian company that developed the tool. He assumed the post of an executive officer in Assion in 2014. He joined Slogan Inc., in July 2015.

  • Naomichi KAWAMURANaomichi KAWAMURAExecutive Officer and Potential Acceleration Division Manager

    He joined Slogan Inc., in April 2015. After working as various managers and vice chief director, he assigned chief director of Potential Acceleration Division in March 2021.


  • Shimon NAKAJIMAShimon NAKAJIMATeamUp, Inc.
    Chief Executive Officer

    He joined Slogan Inc. in 2013. After working as the Kyoto branch manager, launching the Osaka branch, and Kansai area manager in the new graduate recruitment support business, he became the person in charge of the recruitment department. After that, he served as the head of the sales department and the head of recruitment consulting services/post-employment support services, and in January 2024, he assumed the Chief Executive Officer of TeamUp, Inc.