Explore › Hanjo F-Udon Hanjo F-Udon $0.00 Pack Size: 8/5x8.8 oz Description: F-Udon by Hanjo, a type of thick wheat noodle commonly used in Japanese cuisine. Quantity: Add To Cart Added! Pack Size: 8/5x8.8 oz Description: F-Udon by Hanjo, a type of thick wheat noodle commonly used in Japanese cuisine.