Do you know any of these happy members?

                                                                                             2010.23.2.4.249

Because we don't.  What we do know:

Date: 1940

Title:  A Group Portrait of Men and Women from the Fukui Prefecture Association Gathered in Front of a Two Dinner Tables for the Celebration of Some of the Elder Members Turning Sixty; Vancouver, BC

That is it!  What can you tell us?