Taste & Texture
Grating produces a thick, viscous texture. Nagaimo has a relatively mild flavor while jinenjo is rich and full-bodied. One of the few types of yam that can be eaten raw
Season
How to Choose
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For nagaimo, choose smooth-skinned roots with no blemishes and uniform thickness; cut surfaces should be white and fresh-looking.
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For yamato-imo and jinenjo, select round, heavy roots.
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For all types, avoid cracks or discoloration.
How to Store
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Store uncut yam wrapped in newspaper in a cool dark place or refrigerator vegetable compartment.
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Cover cut surfaces with plastic wrap to prevent oxidation.
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Grated yam can be wrapped and frozen.
Nutrition Facts
ENERGY CONTENT
108
KCAL
Source: Standard Tables of Food Composition in Japan (8th ed.) 2020
Wholesale Market Data
MARKET INSIGHTS
Source: MAFF Wholesale Market Survey for Fresh Produce (2023)
Production Ranking
100% DomesticMap data: National Land Numerical Information (MLIT Japan)
Source: MAFF Crop Statistics / Agricultural Census (2023)
Top 5 Prefecture Harvest Trends (2018-2023)