The FontStruction “Tetsujin Tech”
(https://fontstruct.com/fontstructions/show/1018090) by Doug Peters is licensed
under a Creative Commons Attribution Share Alike license
(http://creativecommons.org/licenses/by-sa/3.0/).
“Tetsujin Tech” was originally cloned (copied) from the FontStruction
“Stark” (https://fontstruct.com/fontstructions/show/589417) by Riccardo
Sartori, which is licensed under a Creative Commons Attribution Share Alike
license (http://creativecommons.org/licenses/by-sa/3.0/).

Please see the online documentation regarding this font license. It is in plain speak and summed-up there online. The legal license contract is also available for the technical and legal minded.