Fanstastic looking set.  I am not sure what the pattern is.  Each piece is marked Japan H on the back.  A full service for 8 (56 pieces).  8 Dinner Forks, 8 Salad Forks, 16 Teaspoons, 8 Dinner Knives and 8 Serving Pieces.  All in very good condition.  Case shows some light wear from storage and measures 16" x 11".