There are a couple Kikkoman coupons that are available right now, which can score you some cheap (or free) products at Walmart:
Kikkoman Soy Sauce priced around $1.44
Use $1.00/1 Kikkoman printable coupon found here or here (manufacturer)
PRICE: $0.44
Kikkoman Seasoning Packets priced around $1.00
Use $1.00/1 Kikkoman printable coupon found here or here (manufacturer)
PRICE: FREE
* You can also print an additional $0.75/1 Kikkoman Soy Sauce coupon here.
Thanks, Printable Coupons and Deals!