oenology wine

Wine and Barrel-Derived Extracts: Phenolic Compounds and Oak-Related Aromas

2025/12/22

This article focuses on the compounds extracted from wooden barrels during wine aging and their effects on wine. Discussions of barrel aging are often reduced to the notion of “oak aroma,” with an emphasis on aromatic attributes alone. In practice, howeve …

ReadMore

thorough-explanation

Myths and Realities of Whole-Cluster Fermentation: How Grape Stems Affect Wine

2025/12/11

In the context of winemaking, you may have encountered terms such as “destemming” and “whole-cluster fermentation.” Both refer to how grape bunches are handled at the point of vatting. A grape cluster consists of many berries attached to a green, stem-lik …

ReadMore

oenology thorough-explanation vinnatural

Bio and “Natural”: A Winemaker’s View from the Cellar

2025/12/10

Whenever I occasionally post about “natural wine” on X (formerly Twitter), those posts tend to be shared relatively widely for my account size. This simply indicates how many people react to this particular keyword. In recent years, especially in Japan, t …

ReadMore

qualitycontrol

The Relationship Between Fill Level and Wine Quality: What the Headspace Reveals

2025/12/8

In the context of mature wines—those that have spent a decade or several decades in bottle—the fill level is often used as a quality indicator. Some importers and professional merchants routinely assess fill height and decline to ship bottles that fall be …

ReadMore

qualitycontrol

Wine Flavour and Glycerol

2025/12/5

Wine exhibits remarkable diversity in both flavour and aroma. Even wines produced in the same region during the same vintage never show completely identical sensory profiles. Moreover, when a single producer vinifies grapes from the same vineyard under id …

ReadMore

viticultur wine

Understanding South African Wine Through Data

2025/12/3

Why South African Wines Deliver Exceptional Quality at Accessible Prices South African wines have become indispensable in the global market as leading examples of high-quality yet affordable wines. While Chile once dominated this category, South Africa is …

ReadMore

viticultur

Foundations of Grapevine Rootstocks

2025/12/2

According to statistics published by the International Organisation of Vine and Wine (OIV), the global vineyard area in 2022—encompassing wine grapes as well as table grapes, raisins, and juice grapes—amounted to approximately 7.3 million hectares.Althoug …

ReadMore

sales-strategy

A New Format for Wine: Bag-in-Box

2025/11/30

Bag-in-Box (BIB) packaging has gained notable traction in recent years, particularly because it suits household consumption and large-volume use. A BIB consists of a flexible pouch containing wine housed within a cardboard outer box. Most packages hold at …

ReadMore

oenology

Protecting Wine from Oxidation Through Oxidation | Hyperoxidation

2025/11/28

Wine and oxidation are a notoriously incompatible combination. Consider a familiar scenario: you open a bottle of wine that tastes excellent, but you cannot finish it in one sitting. You reseal the bottle and store it in the refrigerator, intending to dri …

ReadMore

viticultur wine

Wine, Soil, and Terroir | Slate Color and Wine Character

2025/11/26

When explaining the distinctive character of wine, the discussion often relates to terroir. Soil is one of the elements that constitute terroir. There are numerous types of soil. Alongside clay and limestone, Schiefer occupies a significant position among …

ReadMore

wine

2025/11/5

Is It Really True That Wine Tastes Different from Vineyard to Vineyard?

When discussing the taste of wine, haven’t you often heard the phrase “wine tastes different from vineyard to vineyard”? In fact, this statement merely describes something extremely obvious. What’s more, if you find yourself convinced by this narrative, y …

wine

2025/11/9

Glass Shape and Wine Perception: Does Glass Form Alter Wine Enjoyment?

Many wine enthusiasts find their cupboards filled with an extensive collection of wine glasses. Others may appreciate wine bars that serve wines in multiple glass types tailored to different wines. The marketplace offers an extraordinary variety of wine g …

viticultur wine

2025/12/3

Understanding South African Wine Through Data

Why South African Wines Deliver Exceptional Quality at Accessible Prices South African wines have become indispensable in the global market as leading examples of high-quality yet affordable wines. While Chile once dominated this category, South Africa is …

Brettanomyces bruxellensis

off-flavor wine

2025/7/3

Brettanomyces: The Yeast Behind Brett Off-Flavors in Wine

You open a bottle of wine you’ve been looking forward to and pour it into your glass. As you bring your nose close to enjoy the aromatic bouquet rising from the wine, something seems off. Many of you have probably had this experience. Wine that produces u …

wine

2025/9/22

The Relationship Between Alcohol and Wine’s Taste and Aroma Perception

When tasting wine, which element do you focus on most? Many of you might be conducting tastings that center more on aroma than on flavor. For winemakers, some of you may be paying more attention to the wine’s compositional elements themselves, such as res …

vinnatural

2025/9/13

Why People Buy Natural Wine

I would like to introduce the content of a fascinating article published in the German wine magazine “der deutsche Weinbau.” Image or Sensation? The title of this article is “Image vs. Sensorik.” If we translate this somewhat freely, it becomes “Image or …

viticultur

2025/11/2

Frost Protection Methods in Vineyards

Recently, I wrote an article about how earlier budbreak in grapevines increases the risk of frost damage. But do you know what methods exist to protect against this frost damage? Traditional Method: Warming by Open Fires The most traditional countermeasur …

viticultur wine

2025/11/26

Wine, Soil, and Terroir | Slate Color and Wine Character

When explaining the distinctive character of wine, the discussion often relates to terroir. Soil is one of the elements that constitute terroir. There are numerous types of soil. Alongside clay and limestone, Schiefer occupies a significant position among …

viticultur

2025/8/14

Understanding Soil in Wine

When introducing wines in Japan, it seems that reference to the type of soil in which the grapes were cultivated is frequently made as one of the elements expressing a wine’s character. While this tendency is not limited to Japan alone, it appears particu …

viticultur

2025/12/2

Foundations of Grapevine Rootstocks

According to statistics published by the International Organisation of Vine and Wine (OIV), the global vineyard area in 2022—encompassing wine grapes as well as table grapes, raisins, and juice grapes—amounted to approximately 7.3 million hectares.Althoug …

grape-disease viticultur

2025/7/29

Rising Temperatures Cause Widespread Damage: Understanding Grape Sunburn

With the arrival of summer, grapevines in vineyards continue their growth cycle. Currently, vineyard operations are proceeding simultaneously with lateral shoot removal, leaf removal, and shoot tip cutting. During this period, Germany experienced two days …

viticultur

2025/8/5

Is Germany the Northern Limit of Viticulture?

When people begin studying wine, many learners are taught that “wine grape cultivation takes place between 30° and 50° North latitude and 30° and 40° South latitude,” aren’t they? Then, when they move on to the chapter dealing with German wines, they like …

oenology wine

2025/12/22

Wine and Barrel-Derived Extracts: Phenolic Compounds and Oak-Related Aromas

This article focuses on the compounds extracted from wooden barrels during wine aging and their effects on wine. Discussions of barrel aging are often reduced to the notion of “oak aroma,” with an emphasis on aromatic attributes alone. In practice, howeve …

fermentation thorough-explanation

2025/11/11

A Comprehensive Guide to Wine Yeast: The Fundamentals

Two essential components are indispensable for winemaking. One is grapes, the raw material. The other is yeast. Yeast is utilized in the production of fermented beverages such as wine, beer, and sake. It is also employed in the fermentation of bread dough …

oenology thorough-explanation

2025/7/21

Flor Yeast: The Film-Forming Yeast That Shapes Wine Character Through Biological Aging

Wine aging is a crucial element that deepens the wine’s flavor profile. While wines generally evolve through oxidative aging, an alternative method called “biological aging” is sometimes employed during the winemaking process. Biological aging is a matura …

oenology thorough-explanation

2025/7/29

Why Are Red Wines Red?

Why are red wines red? Many people have probably wondered about this question at some point. When researching this question, you can generally find the following information: The cause of red wine’s color is a substance called anthocyanins To extract more …

fermentation

2025/8/31

Yeast That Threatens Fermentation: The Existence of Killer Yeast, Where Yeast Kills Yeast

Fermentation management is one of the most important processes in winemaking. Depending on how this fermentation proceeds, the resulting wine will vary in both taste and aroma. When discussing fermentation management, attention tends to focus on what temp …

oenology

2025/8/23

Wine and Enzymes: Creating Low-Alcohol Wine with Enzymes

Whether it’s wine or any other alcoholic beverage, drinks with excessively high alcohol content are often difficult to consume. While there are spirits with extremely high alcohol levels in the world, for wine specifically, the upper limit for enjoying wi …

youtube

2025/7/31

Exploring Wine Diversity

https://www.youtube.com/watch?v=l3zcrR39d8Q In recent years, the concept of “diversity” has become a frequent topic of discussion within the wine industry. However, this diversity does not merely refer to variations within traditional frameworks such as d …

youtube

2025/8/21

The Truth About Natural Wine

https://www.youtube.com/watch?v=Z-SccwUyehI The term “natural wine” remains a perpetual source of heated debate among wine enthusiasts. This phrase has become so ubiquitous that it jumps out at us from Tokyo’s streets in combinations like “natural wine an …

youtube

2025/7/31

The Truth About “Good Vineyards” in Wine

https://www.youtube.com/watch?v=O9hVTlhyZDc Among wine enthusiasts, the belief that “good vineyards” produce quality wines is widely accepted. Wines from vineyards with classifications such as Grand Cru or Premier Cru are often perceived as “distinctly di …

あなたへのおすすめ記事

1

“Wine is made from grapes alone.” This is what most people believe, yet contrary to this assumption, …

2

When storing wine, there’s probably one question that everyone has wondered about at least once: how …

3

Food should be hygienic. This seems like a given for those of us living in the modern era. However, …