what's the connection between the basques and the irish
For instance some people think Irish 'ainnir' and Basque 'andere', which both have something to do with young woman may be borrowings - similar meaning, similar form, whichever language was the source. So that would be a linguistic connection but it sure is no evidence of any kind of genetic link. Japanese has a lot of English borrowings and a ton of Chinese borrowings, over centuries, with Chinese borrowing some Japanese coinages in the recent past, and of course with English borrowing some words here and there.