I didn't take a shower at the Delta SkyClub in the "south satellite" near gate 23, but here is what I found back on December 6, 2010:
Separate beer machines dispensing Asahi Super Dry and Sapporo.
Self service soft drink machines dispensing: Coke; Coke Zero; Orange Fanta; Ginger Ale; Sprite; Tonic Water; Soda Water; Green Tea; Oolong Tea; Iced Tea; Orange Juice
Tomato Juice and Milk were in the same refrigerator as the chilled beer glasses
Two kinds of sake; one, called Eisen, was on ice; the other bottle's label was in Japanese.
Coffee Machine which can dispense cappuccino, espresso and latte
Wines: Vinvert organique Merlot (Pays d’Oc 2007); Vinvert organique Cabernet Sauvignon (Pays d’Oc 2007); Canepa Chilean Chardonnay; Camelot California Sauvignon Blanc 2007
Hard Liquor: Absolut Vodka; Jim Beam Bourbon; Canadian Club Whiskey; Dewar’s White Label Scotch; Beefeater Gin; Bacardi white rum; Bailey’s Irish Cream
Soup: Beef broth with bits of beef, carrots and an unidentified substance (really, really good BTW); and Congee.
Food: Sushi with avocado; ravioli with “salsa”; panuozzo; vegetable sandwiches; fruit cup; bananas; Pringles; pretzels; snack mix; chocolate cake.
Also, comfortable seating, TVs showing programs in both English and Japanese, good wifi, and several computers if you don't have yours with you.