Takeshi Kakeda have been an agilist since 2001.
He met the XPE book in 2000, and then was co-founder Japan eXtreme Programming User Group.
He was trying to apply XP practices to the projects he joined.
He was one of the translators of Agile Software Development with SCRUM in Japanese.
He had been working with Kenji Hiranabe since 2003, and then they had established 'Project Facilication' which was application of practices, principles and values for the non-agile projects. It includes some of scrum practices and customized for Japanese.
They proposed mindmapping with user story in a requirement stage. They performed in Agile2008.
He was a manager of agile project management tool "TRICHORD".(http://trichord.change-vision.com) . It aimed software kanban for agile teams. But it was stopped development.
He presented about Bug-LEGO in Agile 2008.