Chumchum Tumtum@steven reading literally the first sentence from the link I sent you would provide an answer to the hypothetical situation you proposed
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.