I spent a month in Shin-Yokohama (south of Tokyo) and got to do a little top-roping and bouldering in the Kamakura area. That island off-shore has a lot of potential! Here are a couple of links that might help:
Title: Yuuko Yamaguchi's Climbing Page URL:
http://kfn.ksp.or.jp/~yuuko/climbing/index-e.html
Phone: None Listed Category: Individuals Location: Asia Description: Climbing is a dangerous sport. I'm NOT responsible for your accident when you read this home page. If you want to visit the pages of 'Japanese only', you must have a server that supports Japanese characters. Thank you for your E-mail. But I'm sorry I sometimes can't reply to you. If you didn't get my reply mail, please send to me again.
Title: Japanese Alpine Club URL:
http://www.jac.or.jp/
Phone: None Listed Category: Clubs/Organizations Location: Asia Description: The Japanese Alpine Club was established in 1905, and therefore, celebrates its 90 th anniversary this year, 1995. Although there have been many changes in our society and economy during the past 90 years, our organization has proudly maintained the spirit with which the group was first founded ;to cherish the club itself, to continue to climb, and to seek a responsible path into the future.