Past event…

Event Ended

gumi Tokyo office, Nishi-Shinjuku 4-34-7, 3F (住友不動産西新宿ビル5号館)

Startup Weekend Tokyo International

No Talk, All Action: once again in Tokyo! And all in English!
Startup Weekend Tokyo International will be like a usual Startup Weekend in Tokyo. Just one difference: we’ll do it all in English

Bringing together diverse people

With this event we are aiming to bring together many people from various countries and cultures, to work on their ideas in diverse, multi-cultural teams during the event.
Our coaches and judges will also be from various countries.

Requirements for the participants

Nothing special, if you have basic English communication skills you’ll be fine.
For the Friday night pitches, if you’d like to pitch your idea, we would like to ask you to prepare your pitch in English.



Apr 25
  • Registration Starts, Dinner & Networking
  • Welcome Keynote (and Half baked)
  • Pitches - 1st Discussion - Vote - Winners pitches - 2nd Discussion - Team Forming
  • Venue Closing


Apr 26
  • Arrive, simple breakfast & coffee
  • Lunch
  • (optional) Coaches' table
  • Dinner
  • Venue Closing


Apr 27
  • Arrive, simple breakfast & coffee
  • Lunch
  • Tech Checks
  • Judging & awards
  • Wrapup Party! Share your experiences and you'll learn
  • Go home!
Good Sponsor

Jeffrey Char

VC & PE   |  

Jeffrey Char is a serial entrepreneur with experience in technology ventures. He is CEO at J-Seed Ventures and Chief Mentor at Venture Generation, a Tokyo-based venture community. Jeffrey is originally from Hawaii, but a long-term resident of Tokyo, Japan.

Jason Winder

Co Founder - MakeLeaps   |   LinkedIn

Jason Winder arrived to Japan in 2001 originally to study martial arts. In 2003, Jason set up an IT service business called Webnet IT. In 2010, Jason co-founded a SaaS company called MakeLeaps, that helps Japanese freelancers, businesses and enterprise manage their invoices and back office.

Naoise Gaffney

Co-founder Start-Ed   |   LinkedIn

Naoise is a Tokyo-based European Patent Attorney admitted to practice before the European Patent Office, the USPTO (as a patent agent), the UK Intellectual Property Office, and the Irish Patents Office. He works as a foreign-qualified patent attorney for a Japanese Intellectual Property firm, as a consultant for an Irish Intellectual Property firm, and as an Adjunct Law Professor at Temple University Japan. He specializes in patent prosecution, patent portfolio management, and IP strategy. Naoise is also the co-founder of the Start-Ed free legal advice clinicfor entrepreneurs and startups ( He is currently trying to establish a Start-Ed branch in Tokyo. "Naoise" (pronounced "Nee-sha") is an uncommon Irish name that has caused much confusion and amusement over the years.


Tom Coombs

Man Woman & Child   |   LinkedIn

Tom has had key roles in creating the user experience for several US startups, for example, Dabo Health, Lendstreet, Zuman (apps), and he has also worked for major companies such as Sony, HP & Nokia.

His work covers strategic UX, and UI design, and is mostly for companies on the US West Coast / Silicon Valley.

Tom is originally from England and lives in Tokyo where he runs the UX design agency 'Man Woman & Child'.

Tim Romero

Engine Yard K.K.   |   LinkedIn

Tim is a Japan-based, serial-entrepreneur working to change the landscape of Japanese start-ups. He feels there is tremendous creativity, passion and productivity in Japan, and the ecosystem to support and foster these people is slowly coming into being.

Tim is currently working at Engine Yard to bring commercial grade cloud computing to not only Japan's biggest firms, but individual start-ups as well.

In the past, he founded and grew two Tokyo-based technology firms, published numerous articles, served on the board of a public Japanese corporation, and has coordinated and managed outsourced software development and QA teams on every continent except Antarctica.

He's also writing about Entrepreneurship in Japan on his blog Starting Things Up In Japan.

Paul McMahon

Co-founder Doorkeeper   |   LinkedIn

Paul is originally from Vancouver, Canada. He's been living in Tokyo since 2006.

His background is in software development and he has wide experience working with web technologies and SaaS type businesses. To follow a more entrepreneurial path, he started his own company in 2008. In July 2013 he co-founded Doorkeeper Inc to focus on the Doorkeeper service.

He's also writing about being a foreign developer in Japan on his blog Tokyo Dev.

Vanessa Oshima

Vice President, Consumer and Commercial K&I , Japan Business Unit

Anybody who knows her know that she lives the value of Coca-Cola. Passion, Accountability and integrity are things she values and strives for in her work and the relationships she has with people. SHE LOVES PEOPLE and getting to know people and what makes them smile and why they do the things they do … SHE HATES not knowing the answer to the riddle or puzzle and will keep going until she know (thank goodness for google!!! It makes it easier to find out stuff)

She is also very passionate about her family and cross cultural understanding – without it she would not be married for 20 years this year to her Japanese husband!

And finally she is a runner … she enjoys Marathon running and the challenges it brings her to find ways to push for ever better results. And not afraid of the path unknown!!!

Service Sponsor
DongYol Lee
Michael Reinsch
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