mmhmm is a service/company created by All Turtles, and Ken acts as the Japan GM for both entities.

Headed Evernote's operations in APAC & Japan, hiring and building the team which eventually generated a quarter of the company's entire WW sales. Oversaw multiple lines of products/businesses and several key partnerships, and assumed APAC responsibilities ex China in Dec 2015. Launched Evernote Business (for SMB/enterprises) and established nationwide reseller program in Japan, in addition to greatly expanding the main consumer business.

Employee #3, CFO and head of strategic initiatives at a smartphone application/services start-up, whose innovative AR service "Sekai Camera" won TechCrunch50, TiE50, and NetExplorateur awards. Led several rounds of equity financing including seed, expansion and strategic, from top tier companies and renowned Silicon Valley VCs. Managed fast organizational growth, key partnerships, and global marketing.

Key member of UK-based P2P finance start-up Zopa's Japan entry initiative, planning and negotiating the initial JV launch strategy with key industry players. The innovative service was a Winner of the Webby Award, CNET Technology Award, etc. The company was forced to exit from both the Japan and U.S. markets following 2008 financial crisis.

Venture Capital investment professional focusing on the IT industry, at one of the most respected and successful VC partnerships in Japan. Focused on early-stage investments in innovative mobile services and emerging technologies, working with start-ups to build teams, organizations, and sustainable businesses. Was one of the core members when the firm became independent from initial JV partner and global Private Equity firm Apax Partners, helping build the foundations that would later contribute to the organization's further success.

Headed Corporate VC investing, JV, and other strategic initiatives at CIS, a fast-growing business management software company. Leveraged strategic investment from Microsoft Corp., formed JV with Sony, and negotiated several new initiatives with key industry players. Played instrumental role in major reorganization and laid groundwork for eventual acquisition by Sony. (Company was renamed Sony Global Solutions Inc. after M&A.)

Executive Officer/CFO at Internet Incubator NetAge, Inc., currently UNITED Inc. (TSE Mothers (Code：2497)). Joined pre Series-A, and orchestrated large strategic financing and transformation into sustainable business. Managed resources and investments, formed partnerships, and generated several successful new businesses and exits. The company created a vast network in the Japanese internet industry, became a renowned name, and later became a public company itself.

Yokohama Branch, International Business Department. Seconded to NEC USA during 1997-1999.

Corporate Strategy & Business Development professional at US holding company for electronics giant NEC, focusing on alliances/investments/M&A. Seconded from Sumitomo Mitsui Bank upon launch of NEC's Corporate VC fund in Silicon Valley.