If you are looking for the official English Dub to experience the "To Tokyo" arc, availability depends on your region.
“The second link,” Haruki said quietly, not even trying to hide it. “The one I never show anyone.” shinseki no ko to o tomari dakara dub link
Below is an article written to satisfy the probable real user intent: finding dubbed anime episodes involving sleepovers with a relative’s child, plus links to watch them. If you are looking for the official English
As of April 2026, there is for the series Shinseki no Ko to O-tomari Dakara ” Haruki said quietly