As the holiday shopping frenzy approaches peak levels, here are our dining picks if you’re planning to brave the crowds in and around Union Square. Akiko’s Whether you go with the chef’s omakase menu or order by the piece, there’s no better sushi in neighborhood. Try the deep-fried soft shell crab and yellowtail collar. 431 Bush St., 415-397-3218 or www.akikosrestaurant.com.