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Sushi Rice Calculator — Exact Ratios, Vinegar & Nori

Get the precise dry rice, water, sushi vinegar recipe, and nori count for any sushi type and quantity

Dry Rice Needed

1.47 cups

Water

1.62 cups

Nori Sheets

4

Rice Needed

1.47 cups
dry rice (273g)
Water
1.62 cups
1:1.1 ratio
Cooked Rice
600g
21.2 oz

Sushi Vinegar (Sushi-zu)

Rice Vinegar
2.9 tbsp
Sugar
1.5 tbsp
Salt
1.5 tsp

Heat gently until dissolved. Fold into hot rice while fanning.

Summary

4
Nori Sheets
32
Total Pieces

4 standard maki (futomaki) rolls × 8 pieces each

Rice per Sushi Type (cooked)

Chirashi Bowl200g
Futomaki Roll150g
Uramaki Roll130g
Onigiri100g
Hosomaki Roll90g
Temaki Cone60g
Nigiri Piece20g

Rice per Sushi Type Reference

TypeRicePiecesNori
Hosomaki (thin roll)90g6 pcs/roll1 sheet
Futomaki (thick roll)150g8 pcs/roll1 sheet
Uramaki (inside-out)130g8 pcs/roll1 sheet
Nigiri20g1 pc—
Temaki (hand roll)60g1 cone½ sheet
Chirashi (bowl)200g1 bowl—
Onigiri100g1 triangle—

Sushi Rice Tips

Washing: Rinse rice 3–4 times in cold water until the water runs mostly clear. This removes surface starch for better texture.
Seasoning: Fold vinegar into rice while it is still hot. Fan the rice while mixing to cool it and create a glossy sheen.
Temperature: Use sushi rice at body temperature, not cold. Never refrigerate—cold starch hardens and the rice becomes crumbly.
Storage: Cover seasoned rice with a damp towel at room temperature. Use within 4–6 hours for food safety.

Example Calculations

14 Standard Maki Rolls (Futomaki)

Inputs

Sushi TypeMaki Rolls
Roll SizeStandard (Futomaki, 8 pcs)
Number of Rolls4
Rice VarietyJapanese Short Grain

Result

Dry Rice1.47 cups
Water1.62 cups
Cooked Rice600g
Rice Vinegar2.9 tbsp
Nori Sheets4

Four futomaki rolls need 600g of cooked sushi rice, which is 273g (1.47 cups) dry. Use 1.62 cups water and season with about 3 tablespoons of rice vinegar, 1.5 tablespoons sugar, and 1.5 teaspoons salt.

220 Nigiri Pieces

Inputs

Sushi TypeNigiri
Number of Pieces20
Rice VarietyJapanese Short Grain

Result

Dry Rice0.98 cups
Water1.08 cups
Cooked Rice400g
Rice Vinegar2.0 tbsp
Nori Sheets0

Twenty nigiri pieces require 400g cooked rice (20g each), which is 182g (0.98 cups) dry. Season with 2 tablespoons rice vinegar. No nori sheets needed for nigiri.

36 Temaki Hand Rolls

Inputs

Sushi TypeTemaki (Hand Rolls)
Number of Cones6
Rice VarietyJapanese Short Grain

Result

Dry Rice0.88 cups
Water0.97 cups
Cooked Rice360g
Rice Vinegar1.8 tbsp
Nori Sheets3

Six temaki cones need 360g cooked rice (60g each), which is 164g (0.88 cups) dry. Each hand roll uses half a nori sheet, so you need 3 full sheets.

Frequently Asked Questions

Q

How much rice do I need per sushi roll?

The amount of cooked rice per roll depends on the style. A thin hosomaki roll uses about 90g (3.2 oz) of cooked sushi rice, while a thick futomaki uses 150g (5.3 oz). Inside-out uramaki rolls fall in between at 130g (4.6 oz). For a dinner of 3 standard rolls per person, you need roughly 1.2 cups of dry rice per guest.

  • Hosomaki (thin roll, 6 pcs): 90g cooked rice per roll — about 41g dry
  • Futomaki (thick roll, 8 pcs): 150g cooked rice per roll — about 68g dry
  • Uramaki (inside-out, 8 pcs): 130g cooked rice per roll — about 59g dry
  • Nigiri: 20g cooked rice per piece — about 9g dry
  • Average sushi dinner (3 rolls): roughly 1.2 cups dry rice per person
Sushi TypeCooked RiceDry RicePieces per Unit
Hosomaki90g41g6 pcs/roll
Futomaki150g68g8 pcs/roll
Uramaki130g59g8 pcs/roll
Nigiri20g9g1 pc
Q

What is the sushi rice to water ratio?

The correct ratio for Japanese short-grain sushi rice is 1:1.1 (1 cup rice to 1.1 cups water). This is less water than regular white rice (1:1.5) because sushi rice should be slightly firm to hold its shape when formed. Always rinse the rice 3–4 times until the water runs mostly clear before cooking.

  • Sushi rice water ratio: 1:1.1 (1 cup rice to 1.1 cups water)
  • Regular white rice uses 1:1.5 — too much water for sushi
  • Rinse rice 3–4 times to remove surface starch before cooking
  • Let rice soak for 30 minutes after rinsing for best texture
  • 1 cup dry sushi rice (185g) yields about 407g (2.2 cups) cooked
Rice UseWater RatioRinse TimesTexture Goal
Sushi Rice1:1.13–4 timesFirm, sticky
Regular White1:1.51–2 timesFluffy, separate
Brown Sushi1:1.31–2 timesFirm, nutty
Q

How do I make sushi vinegar (sushi-zu)?

Sushi vinegar is made from rice vinegar, sugar, and salt in a 5:2.5:1 ratio by volume. For each cup of dry rice, mix 2 tablespoons rice vinegar, 1 tablespoon sugar, and 1 teaspoon salt. Heat gently until dissolved (do not boil), then fold into freshly cooked rice while fanning to cool it quickly.

  • Per cup of dry rice: 2 tbsp rice vinegar + 1 tbsp sugar + 1 tsp salt
  • Heat the mixture gently until sugar and salt dissolve completely
  • Fold vinegar into rice while it is still hot — rice absorbs more this way
  • Fan the rice while mixing to cool it and add a glossy sheen
  • Never refrigerate sushi rice — it hardens and loses texture
Q

How many nori sheets do I need for sushi?

Each maki roll (hosomaki, futomaki, or uramaki) uses one full nori sheet. Temaki hand rolls use half a sheet each. Nigiri, chirashi bowls, and onigiri typically do not require nori, though you can add a decorative strip. For a dinner party of 4 people with 3 rolls each, plan for 12 nori sheets.

  • Maki rolls (all types): 1 full nori sheet per roll
  • Temaki (hand roll): 0.5 nori sheet per cone
  • Nigiri: no nori needed (optional decorative strip)
  • Chirashi bowl: no nori needed
  • Onigiri: no nori needed (optional wrapper)
Q

What type of rice should I use for sushi?

Japanese short-grain rice (Japonica) is the gold standard for sushi. Brands like Koshihikari and Akitakomachi are ideal. Calrose rice is a good budget alternative widely available in the US. Brown sushi rice works but produces a nuttier flavor and less sticky texture that makes rolling harder.

  • Japanese short-grain (Koshihikari, Akitakomachi): best quality, stickiest
  • Calrose: affordable US-grown alternative, good stickiness
  • Brown sushi rice: nuttier flavor, less sticky, harder to roll
  • Never use long-grain, jasmine, or basmati — not sticky enough for sushi
  • Look for "sushi rice" on the label for pre-selected short-grain varieties
Q

Can I use a rice cooker for sushi rice?

Yes, a rice cooker works well for sushi rice. Use the same 1:1.1 water ratio and the "sushi" or "short grain" setting if available. The key difference from stovetop is that rice cookers automate the timing. Still rinse 3–4 times before cooking and season with sushi vinegar immediately after cooking.

  • Same 1:1.1 water ratio in a rice cooker as stovetop
  • Use "sushi" or "short grain" setting if your cooker has one
  • Rinse rice 3–4 times before adding to the cooker
  • Season with sushi vinegar immediately after the cook cycle ends
  • Let seasoned rice cool to body temperature before forming sushi

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Last Updated: Mar 9, 2026

This calculator is provided for informational and educational purposes only. Results are estimates and should not be considered professional financial, medical, legal, or other advice. Always consult a qualified professional before making important decisions. UseCalcPro is not responsible for any actions taken based on calculator results.

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