Editor-in-chief of greenz.jp and director of NPO greenz. Born in 1979 in Akita Prefecture. Upon graduating from university, worked as a web designer at a production company while also creating NPO websites pro bono. Later worked at a CSR (corporate social responsibility) consulting company. In 2006, became a freelance creative director and co-launched the web magazine greenz.jp. Became editor-in-chief of the magazine in December 2012. Has written "Social Design: A collection of good ideas for creating society" and "Social designing Japan" which have both been published by greenz. Is also co-author of "Creative Community Design - Getting involved, making things and drawing in other people." Moved to Kagoshima in 2013. Has one son.