What Distinguishes Origarami from Nigori Sake?

Understanding sake’s delicate haze through pressing techniques and the fine particles that remain.

Sake ranges from a barely visible haze, translucent enough to see through, to a deep, milky white. Origarami, usu-nigori and nigori sake may look similar, yet carry different names. What distinguishes them?

The answer begins with ori, the fine sediment behind this cloudiness, and the choices made during and after pressing. Cloudiness alone does not determine sweetness, and a pale appearance does not necessarily mean a sake is sparkling.

The Presence of Ori After Pressing

During brewing, moromi, the fermented mash of rice, koji, water and other ingredients, is pressed to separate liquid sake from solid sake lees, or sake kasu. Freshly pressed sake is not necessarily clear. Fine particles of rice and koji, along with yeast cells, can pass through the cloth and remain in the liquid as ori.

When sake is left undisturbed at a low temperature, these particles gradually settle, leaving clearer liquid above. Separating this clear liquid from the sediment is called oribiki. Pressing the mash and removing sediment from the resulting sake are two different steps.

Origarami is sake that retains a small amount of this sediment. A brewer may omit sediment removal or add a little of the separated sediment back to the sake. The gentle haze comes from the fine particles remaining in the liquid.

Variations in Straining and Haze

Nigori sake is made by straining moromi through coarse cloth or mesh, leaving more solids in the sake. Many examples are cloudier than origarami, but there is no clear, universally applied boundary separating the two names.

Usu-nigori, meaning lightly cloudy, and kasumi-zake, meaning misty sake, also describe gently hazy sake. Usage varies between breweries. Bottles with the same description can contain different amounts of sediment and have different textures. These names do not form a precise scale of cloudiness.

Nigori sake and doburoku can also look alike, but they are not the same. Nigori sake involves straining the moromi, even if the cloth or mesh is coarse. Doburoku is made without straining the moromi. The presence or absence of this step is an important distinction.

Cloudiness Does Not Measure Sweetness or Umami

A white haze may suggest rice-like sweetness or a fuller flavor. Yet the amount of sediment alone does not determine whether a sake is sweet or dry. Sugars remaining in the sake contribute to sweetness, while acidity and other factors influence how that sweetness is perceived.

Amino acids associated with umami are not confined to visible white particles. They are also dissolved in clear sake. Suspended particles can influence mouthfeel, but greater cloudiness does not automatically mean greater sweetness or umami. Visible particles and dissolved compounds are different parts of the picture.

Origarami and Nama-zake Describe Different Things

Origarami describes sake with retained sediment. Nama-zake refers to sake that has undergone no heat treatment after production. Some origarami undergoes hiire, the heat treatment used in sake production. Retaining sediment and deciding whether to heat-treat the sake are separate choices.

Kassei nigori, or active nigori, includes sake in which yeast continues to ferment inside the bottle, generating carbon dioxide. The term concerns fermentation activity, not simply appearance. Because the contents can gush out, the producer’s storage and opening instructions for each product need to be followed.

Origarami’s pale haze comes from fine particles of rice, yeast and other material remaining in the sake. In nigori sake, the way the moromi is strained also shapes the cloudiness. Similar-looking sake can reach that appearance through different processes. Following these small particles reveals the work that continues even after pressing.

This article provides educational information about sake production and terminology. It does not promote the purchase or consumption of alcohol. Intended for readers aged 20 and over.

บทความนี้ให้ความรู้เกี่ยวกับกระบวนการผลิตและคำศัพท์เกี่ยวกับสาเก มิได้มีเจตนาส่งเสริมการซื้อหรือการบริโภคเครื่องดื่มแอลกอฮอล์ สำหรับผู้อ่านอายุ 20 ปีขึ้นไป