About

Our ‘Consulting & Journalism’ redefines your challenges and value through history and social context, uncovering optimal solutions. Global and local specialists collaborate, delivering a unique support system to guide your business smoothly.

Okinawa's ocean

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Tamon Kasagi

Tamon Kasagi

President and CEO

POLESTAR OKINAWA GATEWAY is boldly tackling a wide range of fields, including human resource development, branding support, store management agency, Asia expansion support, Japan expansion support, and PR.
Company Profile

We are deeply grateful for the precious work entrusted to us by those we’ve met on our global journeys. To honor that kindness, we strive to grow—more today than yesterday, more tomorrow than today, and even more the day after tomorrow.

Traveling through Asia, Europe, and America, we’ve keenly felt the profound transformation of society, industry, and lifestyles driven by technology in a post-COVID world. As global trends accelerate, we sense the growing importance of intuitive insights gained firsthand through sight, sound, smell, taste, and touch—beyond what mere text can convey.

We position Okinawa as a vibrant hub for people, goods, and information, continuously visiting global sites to gain firsthand insights. Beyond the bounds of the past, we shape visionary plans for society, industry, and modern living, tirelessly working to elevate Okinawa’s role in tomorrow’s world.

About Polestar Okinawa
Gateway

One-stop support system

Polestar Okinawa Gateway supports branding, HR development, and product creation for firms targeting Asia or Japan. From store management to new market entry, our one-stop system addresses diverse business challenges, guiding solutions swiftly and flexibly.

Collaborative support by domestic and international specialists

Specialists thriving globally and locally unite, applying expertise tailored to your mission. Blending global insight with regional knowledge, we build a unique support system. Precise assistance for challenges is realized through collaboration.

Leveraging 'Okinawa' as added value

Okinawa, at Japan and Asia’s heart, blends tourism appeal with potential as a test marketing and manufacturing hub—a business keystone. Rooted here, we offer advanced, practical solutions, enhancing value as a global guiding star (Polestar).

Our team

Tamon Kasagi

Tamon Kasagi

President and CEO
Tamon Kasagi

Asia market expert. Runs matcha cafes in Hong Kong and Japan. Leads Zero Ocean Limited in confectionery production. Richly experienced. Graduated from Yamaguchi Univ. in 2005. Joined Mitsukoshi for store development. Aided Ginza Mitsukoshi’s opening. Managed Moncher’s Dojima Roll launch. Joined Moncher in 2010. Crafted strategies as president’s aide. Drove expansion as Hong Kong head. Went solo in 2016. Took current role in 2018. Supports Okinawa firms’ growth. Guides Asia expansion and Chinese entry to Japan. Bridges regions and the world.

Takeharu Tsujiuchi

Takeharu Tsujiuchi

Director
Takeharu Tsujiuchi

Management and finance consultant. Licensed real estate agent. Worked in Tokyo wholesale. Engaged in Okinawa real estate and construction. Studied finance at a tax office. Founded Jukyaku OKINAWA. Supports Okinawa SMEs in IT, construction, and dining. Covers bridal and food sectors too. Connects firms across industries. Sparks new business ideas. Boosts Okinawa’s economy with problem-solving expertise.

Akino Zayasu

Akino Zayasu

Director
Akino Zayasu

Okinawa-born journalist. Gained experience in insurance. Joined Okinawa Times in 2006. Seconded to Asahi Shimbun’s economic dept in 2009. Wrote economic stories. Covered lifestyle issues from 2016. Penned serials on childcare and labor. Won a 2017 award for ‘Thinking About Work.’ Served in strategic planning 2018-20. Handled finance and PR. Now writes for Toyo Keizai and President Online. Comments for Asahi Shimbun. Shares social issues at POG.

Mitsuru Mizuno

Mitsuru Mizuno

Audit & Supervisory Board Member
Mitsuru Mizuno

Food safety consultant. Specializes in microbial analysis. Aids restaurants and food factories. Set up quality control at Kansai Airport. Worked with Royal Group RIAC. Built JAL’s in-flight meal facilities. Guided factories in China and Korea. Helped Aeon develop private brands. Brings rich experience. Supports Okinawa’s food industry at POG with safety and trust.

Yasuhisa Kinukawa

Yasuhisa Kinukawa

Special Policy Advisor (Legal Affairs)
Yasuhisa Kinukawa

International lawyer. Licensed in Japan, US, Hong Kong. Works at Ryukyu Law and Fred Kan & Co. Supports Japan-Hong Kong-China legal needs. Graduated Tokyo Univ. Law in 2003. Registered in Okinawa in 2004. Earned LL.M at Washington Univ. in 2008. Trained in Hawaii 2009-10. Became NY lawyer in 2010. Joined Cast in Tokyo, Osaka, Hong Kong. Hong Kong solicitor in 2014. Gained residency in 2019. Supports Okinawa-Asia law at POG.

Kurando Minami

Kurando Minami

Special Policy Advisor (Technology)
Kurando Minami

Tech development expert. CEO of And And Co. Researches new services. Builds smartphone apps. Works on HTML5, Flash, and web design. Focuses on AI and blockchain. Graduated from Nagasaki Univ. Engineering. Developed systems at IT firms. Created security software and EC sites. Went independent in 2010. Runs Vietnam operations. Drives offshore development and call centers. Supports Okinawa’s tech innovation at POG.

Yuri Matsuoka

Yuri Matsuoka

Taiwan Coordinator
Yuri Matsuoka

Bridge for Taiwan culture and business. Living in Taiwan since 2010. Started a firm in 2011. Introduces Okinawa art to Taiwan. Plans events with success. Supports Taiwan’s strategic industries. Handles translation and interpreting. Covers non-cultural fields. Links Okinawa and Taiwan at POG. Shares regional charm. Boosts business ties with local expertise.

Masahiko Kikukawa

Masahiko Kikukawa

Special Advisor
Masahiko Kikukawa

Vietnam business expert. VP of Lotus Investment. Runs food processing and dining chains. Aids Vietnam expansion. Guides local product development. Offers strategy and branding. Joined FamilyMart in 1995. Worked in sales and overseas roles. Stationed in Vietnam in 2010. Built its convenience store base. Supported Malaysia launch. Founded ISSHO ASIA. Helps Okinawa firms enter Southeast Asia at POG.

Nguyen Thuy An

Nguyen Thuy An

Vietnam Coordinator
Nguyen Thuy An

Supports Japanese firms’ expansion. CEO of EDEN PARK Ltd. From Tien Giang, Vietnam. Runs AN’Spa in Ho Chi Minh. Trains therapists and teaches Japanese. Graduated Foreign Trade Univ. Founded a recruitment firm, sold it in a year. Trained at en Japan in Tokyo. Worked 3 years at Navigos in sales and hiring. Now bridges Vietnam and Japan at POG. Aids Okinawa firms locally with vast networks.

Maï Uchida

Maï Uchida

Europe Coordinator
Maï Uchida

Globally-minded Okinawan. Studied in Canada and France. Became a flight attendant in Dubai in 2009. Worked 7 years in aviation. Lived in Japan, Canada, France, UAE, Germany, Singapore, Australia. Speaks 5 languages with varied fluency. Moved to Spain in 2019. Knows European culture well. Bridges business at POG. Links Okinawa to the world with international collaboration.

Jin Yonaha

Jin Yonaha

Advisor
Jin Yonaha

Director of Yonarz Holdings Co., Ltd., spearheading online and in-store sales of shikuwasa and other Okinawan specialties. As a pioneer of local 6th industry initiatives, leading diversified operations encompassing production, processing, and sales. Serving as CEO of 478 Company (Yonaha Company), founded in 2018 to revitalize local primary industries. Additionally, engaging in diverse sectors as a director or advisor for food trading, IT, and construction companies in Okinawa. Brings deep expertise. Grows Okinawa’s economy at POG. Honors his homeland’s value.

Jiro Munakata

Co-Founder and Advisor
Naoya Taira

Naoya Taira

Advisor
Naoya Taira

Naoya Taira, Management Consultant. A graduate of Okinawa Fisheries High School, he overcame setbacks in baseball. In 1990, he joined an IT company under Itochu. In 2001, he became secretary to Hiroshi Nakata. At VISA, he was responsible for data analysis. In 2007, he became the Strategy Director at Blue Seal. At 42, he served as president of a publicly listed company’s subsidiary. Since 2015, he has been a special advisor, working across Estonia, Africa, and Asia. He builds strategies through networks, supporting distribution and agritech. At POG, he is shaping Okinawa’s future.

Company

Company Name
Polestar Okinawa Gateway Co., Ltd.
Established date
April 2018
Board member
President and CEO
Tamon Kasagi
Director
Takeharu Tsujiuchi
Director
Akino Zayasu
Director
Mitsuru Mizuno
Special Policy Advisor (Legal Affairs)
Yasuhisa Kinukawa
Special Policy Advisor (Technology)
Kurodo Minami
Taiwan Coordinator
Yuri Matsuoka
Special Advisor
Masahiko Kikukawa
Vietnam Coordinator
Nguyen Thuy An
Europe Coordinator
Maï Uchida
Advisor
Jin Yonaha
Co-founder and Advisor
Jiro Munakata
Advisor
Naoya Taira
Capital
10,000,000 yen
Business Contents
  • Okinawa/Japan/Asia expansion support
  • IT solution implementation
  • PR strategy support
  • Media business
  • Digital marketing support
  • Overseas talent recruitment support
  • Quality and hygiene management
Sister Company
ZERO OCEAN Hong Kong
Co., Ltd. 478COMPANY

Affiliated companies

Company Name
Polestar Okinawa Real Management Co., Ltd.
Established date
May 2019
Board member
Chairman of the Board
Jin Yonaha
President and CEO
Takeharu Tsujiuchi
Director
Jiro Munakata
Director
Kuroto Minami
Advisor
Satoshi Miyahira
Honorary Advisor
Isamu Oshiro
Capital
9,900,000 yen
Location
3-84 Toyosaki, Tomigusuku City, Okinawa Prefecture, 901-0225
Business Contents
A company that considers solutions to social issues such as gentrification through various share sharing
Member of the National Real Estate Guarantee Association Okinawa Prefectural Governor (1) No. 5054

Company Name
Polestar Communications Inc.
Established date
October 2020
Board member
Chairman and Representative Director
Jiro Munakata President and Representative
Director
Akino Zayasu
Auditor
Jiro Munakata
Advisor
Naoya Taira
Capital
5,000,000 yen
Location
770-8-201 Amaku, Naha City, Okinawa Prefecture, 900-0005
Business Contents
Advertising strategy support business
Media business
Publishing business

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