Thank you for downloading the 4D2U content, "Asteroid Collisions and Shape Evolution" (.wmv file, 1080p). 
Please read the following text, "Terms and Conditions of Use", before using the movie file. 

March 2021 
Four-Dimensional Digital Universe Project, National Astronomical Observatory of Japan
https://4d2u.nao.ac.jp/

---------------------------------------------------------------------------

Terms and Conditions of Use of the National Astronomical Observatory of Japan Program Software 

The right to the Software, etc. is owned by the Inter-University Research Institute Corporation National Institutes of Natural Sciences, National Astronomical Observatory of Japan (hereinafter referred to as the gRight Holderh). The installation, use, reproduction, and modification (hereinafter collectively referred to as the gUseh) of the Software and any documents used for the Software, such as sample data and user manual (hereinafter referred to as the gSoftware, etc.h) are only licensed to the individual or group who has agreed to the following terms and conditions (hereinafter referred to as the gUserh).

1.	The use of the Software, etc. by the User under these Terms and Conditions shall be limited to the use for non-commercial purposes. In the case of the use for commercial purposes, the User is required to enter into a separate agreement with the Right Holder. 

2.	The Right Holder makes no representation and warranty, either express or implied, as to the fitness to any purposes of the Software, etc. The Software, etc. shall be provided on an as-is basis and the Right Holder makes no warranty as to its quality, performance, freedom from defects or computer viruses, freedom from infringement of a third partyfs rights, provision of support services, if any, and the details of such services, and the like.  

3.	The Right Holder shall not be liable for any damage incurred by the User due to the use of or inability to use the Software, etc., the provision or failure to provide the support services for the Software, etc., including, but not limited to, lost profits and any damage caused by business interruption, loss of business information, personal injury, and infringement of privacy. The same shall apply to the case where the Right Holder has been advised of the possibility of such damage in advance.

4.	If the User causes damages to the Right Holder due to the use of the Software, etc., including, but not limited to, lost profits and any damage caused by business interruption, loss of business information, personal injury, and infringement of privacy, the User shall compensate the Right Holder for all such damages.

5.	The User may reproduce the Software, etc. for personal use of the User. The User shall not distribute any reproduction of the Software, etc. to any third party.

6.	The User may modify the Software, etc. only if the User informs in writing in advance the Right Holder of the portions to be modified and the nature of modification and obtains a written approval of the Right Holder; provided, however, that the User shall not distribute the modified Software, etc. to any third party.

7.	At the time of the publication or disclosure of the byproducts generated using the Software, etc., the User shall expressly indicate that such byproducts are generated using the Software, etc. that is owned by the Right Holder. The User shall inform the Right Holder in writing in advance of the publication or disclosure thereof.

8.	To the extent that the User complies with the terms and conditions indicated above, the User may use the Software, etc. without charge; provided, however, that the User shall not transfer or sublicense such right to use to any third party.

9.	If the Right Holder deemed that the User has committed a wrongful or unjustifiable act, the Right Holder may restrict or refuse the use of the Software, etc. by the User.  

10.	These Terms and Conditions of Use shall be governed by the laws of Japan.
