Anon OpinAlt text is intended to improve accessibility by describing an image for those unable to see it. It's not somewhere for your pithy joke that only works with the added context of the image. In fact, this excludes those unable to see the image even more.
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.