The referral community
Invitation App is a social network where people post their referral codes and collect rewards on autopilot.
Foursquare for products
Pecoq makes it easier to share your experiences about products with people and keep track of what you 'use', 'drink', 'listen', 'have' or 'want' etc. and explore different products which you might be interested in. You can check in to CDs, books, foods, beverages, ...
Social EC agent
Buypass(http://buypass.jp) : EC agent for smartphone. Customer can buy items at lowest price in the Internet without searching. Buypass works as your private agent.
Japan's online pinboard, inspiring the Japanese ways (beyond the Otaku way)
My wife being Japanese, I wanted to find a place where I could learn/share more about the Japanese culture, in a very practical way: how can I design a Japanese themed house, room, and bath. How can I discover new movies to watch, new artists to get inspired from, ...
Enabling Japanese users to experience new locations and cultures “Go Local, Share Global”.
homerent.jp is a highly curated listed of homes and apartments within Japan and International locations. Addressing a need for consistency in quality and level of services. Unlike homerent.jp competitors (e.g., airbnb.com) there is a vetting process to qualify ...