Types of Soba Noodles

Confused about which soba noodles to choose? This straightforward guide breaks down each type so you can find the perfect soba for your next soup or cold dish. Let’s dive in!

What Are Soba Noodles?

Soba noodles are traditional Japanese noodles made from buckwheat flour, or a mix of buckwheat and wheat flour. They’re thin, light, and usually darker than udon noodles.

Buckwheat isn’t a type of wheat; it’s actually a gluten-free seed. The outer skin of the buckwheat kernel is removed, then ground into a fine flour, often using a stone mill. This flour gives soba its signature taste and darker color, and it’s also packed with nutrients.

Types of Soba by Buckwheat Ratios

The flavor, aroma, and texture all depend on how much buckwheat is used. In most grocery stores, you’ll find three common types of soba based on their buckwheat ratio. Let’s take a closer look!

Juuwari Soba (十割そば)

Juuwari soba is made from 100% buckwheat flour. With no wheat to bind the dough, the noodles are more delicate and can break easily.

Nihachi Soba (二八そば)

Nihachi soba is made from 80% buckwheat flour and 20% wheat flour. The addition of wheat gives the noodles a smooth, slightly chewy texture. This is the type commonly served at many soba restaurants in Japan.

Regular Soba

Regular soba contains less buckwheat than the two types above, and the exact percentage varies by brand. The flavor is milder, and the noodles are sturdy enough to hold up well in hot soups or cold noodle dishes.

Comparison Table

Type	Backwheat Ratio	Flavor	Texture
Juuwari Soba	100% buckwheat	Earthy, aromatic	Delicate
Nihachi Soba	80% buckwheat + 20% wheat	Balanced buckwheat aroma	Slightly chewy
Regular Soba	Lower than the other two	Mild, less nutty	Sturdy

Here are the noodles after boiling. Juuwari soba is darker, while regular soba is lighter because it contains more wheat flour.

Types of Soba by Form

Soba also comes in different forms: dried, fresh, and frozen. Here’s a quick look at each one.

Dried Soba

Dried soba is the most common type you’ll find in supermarkets. It has a long shelf life and is easy to keep on hand.

Fresh (Nama) Soba

Fresh soba has a softer texture and a richer buckwheat aroma.

Frozen Soba

Frozen soba is very convenient. It cooks much faster than dried noodles, making it easy to prepare anytime.

Comparison Table

Type	Cooking Time	Storage Method	Shelf Life
Dried Noodles	5-6 minutes	Cool, dark place	About 1 year
Fresh Noodles	1–2 minutes	Refrigerator	2 to 3 days
Frozen Noodles	1–2 minutes	Freezer	1 month

Which One Should You Choose?

Here’s a quick, simple guide:

New to soba? Go for Regular Soba, the most common and great for hot soups.
Need a gluten-free option? Choose Juuwari Soba.
Want authentic buckwheat flavor with a nice chew? Nihachi Soba is the best choice.