GAKU Engine is Copyright 2012 Genshin Souzou Kabushiki Kaisha of Aichi Japan
All rights reserved.
This software is dual licensed under the GNU GPL version 3 and the AGPL version 3.
The full text of these licenses can be found here:
https://gnu.org/licenses/gpl.html
https://gnu.org/licenses/agpl.html
Alternative licenses can be granted upon consultation.
Please contact info@genshin.org for details.
Some of the included sources were derived from the Spree project.
These portions are Copyright Spree Commerce Inc as per the following statement:
Copyright (c) 2007-2012, Spree Commerce, Inc. and other contributors
Copyright 2013 Genshin Souzou Kabushiki Kaisha; All Rights Reserved