Andy Piper@tchambers seems to be a bit of a split in terms of popularity, but your support is appreciated by the folks who worked on that!
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.