George Takei's support for reparations comes from his own experience : NPR

"For us, it was four horrific years," Takei says. "For African-Americans, it's four torturous centuries."… "Even with slavery, it's not impossible to find out who deserves reparations," he points out. "And it's clearly not impossible with redlining and criminal justice atrocities. That was not that long ago. We can identify who is injured and who deserves how much. It's really about willingness."…

https://www.npr.org/2022/02/18/1077276293/george-takei-got-reparations-he-says-they-strengthen-the-integrity-of-america