Mizkan - Oigatsuo Tsuyu Bonito Flavored Soup Base (Net Wt. 32 Oz.) Go to amazon.com Related posts Top udon soup stock FeatureMizkan - Oigatsuo Tsuyu Bonito Flavored Soup BaseFor Udon, Soba & Tempura SauceFor Hot or Cold Noodles, or as Dipping Sauce for TempuraNet Wt. 32 Fl. Oz. DescriptionMizkan - Oigatsuo Tsuyu Bonito Flavored Soup Base