Norihiko Hirose established International Interface in 2000 and International Interface (U.S.) in 2003. As an international business consultant, he has played a central role in numerous strategic investment partnerships, technological surveys, marketing, business, and communications between Japanese and American firms.
 
Before becoming an independent consultant, Mr. Hirose was active in a wide range of roles as a systems engineer at NTT and NTT Docomo, in the fields of corporate planning, product planning, business startups, marketing, advertising, M&A, investment partner management, and overseas venture investment. He was a member of the early planning team for i-mode, Japan's mobile web platform, and was involved in the international standardization of the Internet specifications and W3C standards.

Mr. Hirose has spent over 10 years in the U.S. and has been a frequent guest speaker for leading American universities, companies, information and telecommunications industry associations, and venture capital organizations, including Stanford University, UC Berkeley, UCLA, UC San Diego, Intel, ITAA, Accel Partners, and Doll Capital.

Naveed Khan served as President of Siemens Venture Capital where he oversaw operations from investments to business development prior to joining International Interface (U.S.) in 2003.

Mr. Khan oversees consulting services centered on Silicon Valley, bringing to the company his extensive connections in venture companies and venture capital, as well as his extensive experience as an external corporate director.

Yasutaka Nagai has specialized in new business development and marketing for over 10 years. After working in sales and quality process management at a cold forging parts manufacturer where he assumed responsibility for international services in charge of negotiations with various companies overseas, he later became engaged in developing new customers, project management, and services related to customer satisfaction at a listed company in communications, before joining International Interface.

Mr. Nagai has extensive knowledge of multicultural environments owing to his many years of  experience and residence in Brazil and other countries overseas.

After working as a financial advisor for clients at Ichijo Co., Ltd., she engaged in finance, accounting and recruiting at an IT-related system developer. She then worked in the logistics department of Mercedes-Benz Japan Co., Ltd., where she conducted inventory management and engaged in coordination with Daimler AG, the parent company in Germany, and dealer support, gaining work experience at a global company. She was then involved in supporting the acquisition of intellectual property rights in foreign countries and patent translation at a patent law firm.

Yuzuru Zobe's career began in an international business department of the Sumitomo Mitsui Trust Bank Group, and ever since then, he has focused on international business (primarily in Europe, the U.S., the Middle East, China, and Southeast Asia), working in multiple companies listed in the First Section of the Tokyo Stock Exchange. He has spent a total of seven years working overseas, in offices located in Amsterdam, Shanghai, and Bangkok, and his language abilities and business execution capabilities enable him to handle needs in every area of international business. He also has experience in managing multiple real estate properties as a real estate investor himself. He maintains a blog, which sprang from his own hobbies, and he uses this, along with his photography skills, to full effect in social media, engaging in sales activities focused exclusively on overseas investors. 

Having studied in the U.S. in her teens and graduated from a Japanese university, Sachie Inabata pursued graphic design studies in the U.S. Upon her return to Japan, she started her career at a Dentsu group company, where she was responsible for media planning. She then joined Expedia Holdings, a major travel company, where she played a key role in establishing the advertising division in Japan. She later moved to a global advertising agency, where she was responsible for PR strategy designing and integrated media planning for several high-profile global clients.

Her interest real estate arose from her experience of selling and purchasing her homes and investing in real estate. She saw an opportunity to help non-Japanese residents who were unfamiliar with the Japanese language and business practices navigate the real estate market. Drawing on her marketing, consulting, and English language skills developed over more than 15 years in the advertising industry, Sachie Inabata specializes in real estate sales and rentals, primarily serving non-Japanese families and expatriates residing in Japan.

After graduating from university, Katsutoshi Moriyuki joined Sharp Corporation, where he utilized the English language skills he developed during his studies in Canada to drive the company's operations in Germany, Austria, and Singapore. Later, when he joined Sato Holdings, he was stationed in the Philippines, where he honed his networking and business skills while overcoming the challenges posed by the country's unique business practices and cultural differences.

As an expert in international business, armed with strong English proficiency, vitality, sociability, and a wide network, he actively engages in real estate transactions with a broad perspective that encompasses both domestic and international markets.

After graduating from university, Saori Koizumi spent 5 years working in jewelry and health food marketing before joining a labor and social security attorney’s office, where she gained experience in labor procedures and advisory services as well as expertise in labor issues and workstyles. In search for a freer and more independent workstyle herself, she opened her own office in 2017 with a firm belief that improved ease of work boosts business growth. As a certified expert in labor management in nursing care as well as a certified career consultant, she provides support to a wide range of clients with labor issues.

She also passed the Foreign Employment Management Supervisor Examination in 2023, and is currently learning Chinese as well as English.

After completing her Bachelor of Law, Kyoko Nishiwaki held positions at UBS Securities Japan and Nikko Solomon Smith Barney Securities (now Citigroup Securities), where she provided excellent service in financial trading and investment banking operations, and involved in real estate investment trust operations as part of the Real Estate Team. She then furthered her legal studies at Omiya Law School in Japan and subsequently at the Beasley School of Law, Temple University. Since her graduation, Nishiwaki has worked at a law firm while simultaneously purchasing and managing real estate properties, leveraging her experience in the financial industry and extensive legal knowledge.

Utilizing her extensive background living abroad, strong English language skills, legal expertise, and experience managing income-generating properties, she now operates as a real estate agent with REMAX Interface.