Sugimoto was separated from Asirpa after the incident at the prison. Now, he's tracked her down to Karafuto, a place even further north and colder than Hokkaido.
The chatty Russian worked with them, probably.
.كان ذلك الروسي الثرثار معهم على الأرجح
Der gesprächige Russe war sicher ein Komplize.
So was ist nicht ungewöhnlich.
El ruso parlanchín era su cómplice.
El ruso hablador sería su cómplice.
L’inconnu devait être de la combine.
Il "russo chiacchierone" 
doveva essere un loro compagno.
O russo falante deve ser um comparsa.
Болтун, очевидно, с вором заодно.