The development of Hikou no mizu began in July 2010.
The name "Hikou no mizu" (pronounced "Aiku no mizu") comes from japanese, it could be translated by : "Hikou's water", Hikou being the main character of the game.
Hikou no mizu is a free (as in free speech) software.
It's licensed under GNU GPL v3 for sourcecode and LAL for the multimedia part of the game
(graphics, sounds, ...).
GNU GPL v3 text : http://www.gnu.org/licenses/gpl.html
LAL text (french) : http://artlibre.org/licence/lal
The project is hosted by TuxFamily.org,
Tuxfamily.org helps free softwares by providing them great services like web pages, download area, subversion repository, etc...
Thank you tuxfamily.org !