Yamaki Co (TSE:3598) Days Inventory: 157.54 (As of Mar. 2026) — Near Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

TSE:3598 Yamaki Co Ltd TSE:3598
51 GF Score
Price 円163.00
GF Value 円144.58
Valuation Modestly Overvalued
! 5 Warning Signs
View Full Analysis

What is Yamaki Co Days Inventory?

Yamaki Co TSE:3598 -1.21% 51 Days Inventory is 157.54 as of Mar. 2026, which is 3% below its 10-year median of 161.95. GuruFocus rates TSE:3598 with a GF Score™ of 51/100 and a GF Value™ of 円144.58 (Modestly Overvalued). The stock has 5 warning signs investors should review. Among 1,006 Manufacturing - Apparel & Accessories companies, Yamaki Co ranks worse than 63.62% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). Yamaki Co's Average Total Inventories for the three months ended in Mar. 2026 was 円3,280 Mil. Yamaki Co's Cost of Goods Sold for the three months ended in Mar. 2026 was 円1,900 Mil. Hence, Yamaki Co's Days Inventory for the three months ended in Mar. 2026 was 157.54.

The historical rank and industry rank for Yamaki Co's Days Inventory or its related term are showing as below:

TSE:3598' s Days Inventory Range Over the Past 10 Years
Min: 144.25   Med: 161.95   Max: 225.77
Current: 167.72

During the past 13 years, Yamaki Co's highest Days Inventory was 225.77. The lowest was 144.25. And the median was 161.95.

TSE:3598's Days Inventory is ranked worse than
63.62% of 1006 companies
in the Manufacturing - Apparel & Accessories industry
Industry Median: 132.735 vs TSE:3598: 167.72

Yamaki Co's Days Inventory increased from Mar. 2025 (0.00) to Mar. 2026 (157.54). It might indicate that Yamaki Co's sales slowed down.

Inventory Turnover measures how fast the company turns over its inventory within a year. Yamaki Co's Inventory Turnover for the three months ended in Mar. 2026 was 0.58.

Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue. Yamaki Co's Inventory-to-Revenue for the three months ended in Mar. 2026 was 1.34.


Yamaki Co  (TSE:3598) Days Inventory Explanation

Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:

1. Inventory Turnover measures how fast the company turns over its inventory within a year.

Yamaki Co's Inventory Turnover for the three months ended in Mar. 2026 is calculated as

2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.

Yamaki Co's Inventory to Revenue for the three months ended in Mar. 2026 is calculated as

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.


Be Aware

A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.


Yamaki Co Days Inventory Related Terms


Yamaki Co Days Inventory Historical Data

* Premium members only.

The historical data trend for Yamaki Co's Days Inventory can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Yamaki Co Days Inventory Chart

Yamaki Co Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Days Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only 208.78 166.79 162.05 161.14 161.85

Yamaki Co Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Mar25 Jun25 Sep25 Dec25 Mar26
Days Inventory Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 138.35 184.39 211.63 157.54

TSE:3598 vs RL, LEVI, VFC: Days Inventory Comparison

For the Apparel Manufacturing subindustry, Yamaki Co's Days Inventory, along with its competitors' market caps and Days Inventory data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Yamaki Co Days Inventory vs Manufacturing - Apparel & Accessories Industry

For the Manufacturing - Apparel & Accessories industry and Consumer Cyclical sector, Yamaki Co's Days Inventory distribution charts can be found below:

* The bar in red indicates where Yamaki Co's Days Inventory falls into.


TSE:3598
51GF Score
Yamaki Co Ltd TSE:3598
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Yamaki Co Days Inventory Calculation

Days Inventory indicates the number of days of goods in sales that a company has in the inventory.

Yamaki Co's Days Inventory for the fiscal year that ended in Mar. 2026 is calculated as

Days Inventory (A: Mar. 2026 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (A: Mar. 2025 ) + Total Inventories (A: Mar. 2026 )) / count ) / Cost of Goods Sold (A: Mar. 2026 )*Days in Period
=( (3387.578 + 2988.505) / 2 ) / 7189.601*365
=3188.0415 / 7189.601*365
=161.85

Yamaki Co's Days Inventory for the quarter that ended in Mar. 2026 is calculated as:

Days Inventory (Q: Mar. 2026 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (Q: Dec. 2025 ) + Total Inventories (Q: Mar. 2026 )) / count ) / Cost of Goods Sold (Q: Mar. 2026 )*Days in Period
=( (3570.551 + 2988.505) / 2 ) / 1899.578*365 / 4
=3279.528 / 1899.578*365 / 4
=157.54

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about Days Inventory →
What does a Days Inventory of 157.54 mean?
Yamaki Co (TSE:3598) has a Days Inventory of 157.54 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Yamaki Co and its competitors. This is near median its historical median of 161.95. Over the past decade, Yamaki Co's Days Inventory has ranged from 144.25 to 225.77. According to the industry distribution chart, Yamaki Co ranks #640 out of 1006 companies in the Manufacturing - Apparel & Accessories industry, placing it in the top 63.6%.
Is Yamaki Co's Days Inventory too high?
Yamaki Co's current Days Inventory of 157.54 is near median its 10-year median of 161.95. Over the past 10 years, this metric has ranged from a low of 144.25 to a high of 225.77. The Manufacturing - Apparel & Accessories industry median Days Inventory is 132.74. Yamaki Co's value of 157.54 is 18.7% above this industry median. Based on the distribution chart, Yamaki Co ranks #640 out of 1006 companies in the Manufacturing - Apparel & Accessories industry, which is below the industry midpoint. Overall, Yamaki Co has a GF Score™ of 51/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Yamaki Co's Days Inventory compare to RL and LEVI?
According to the Manufacturing - Apparel & Accessories industry distribution chart, Yamaki Co ranks #640 out of 1006 companies for Days Inventory. This places Yamaki Co in the lower half of its industry. The industry median Days Inventory is 132.74. Yamaki Co's value of 157.54 is 18.7% above this benchmark. Historically, Yamaki Co's own Days Inventory has ranged from 144.25 to 225.77 over the past decade. While the company's 10-year median is 161.95 vs. the industry median of 132.74, Yamaki Co has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Inventory for a Manufacturing - Apparel & Accessories company?
The median Days Inventory among Manufacturing - Apparel & Accessories companies is 132.74, based on 1,006 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Yamaki Co's current Days Inventory of 157.54 is 18.7% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Yamaki Co and its competitors. For the Manufacturing - Apparel & Accessories industry, the median Days Inventory is 132.74 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Yamaki Co's current Days Inventory is 157.54, which is near median its own 10-year median of 161.95. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Yamaki Co stock overvalued right now?
Based on GuruFocus' analysis, Yamaki Co (TSE:3598) is currently considered Modestly Overvalued. The stock's GF Value™ is 円144.58, compared to a current price of 円163.00 — trading 12.7% above its estimated fair value. The current Days Inventory is 157.54, which is near median its 10-year median of 161.95 and 18.7% above the Manufacturing - Apparel & Accessories industry median of 132.74. Yamaki Co's overall GF Score™ is 51/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Yamaki Co (TSE:3598), the current Days Inventory is 157.54 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Yamaki Co (TSE:3598) Overvalued in 2026?

Based on GuruFocus' analysis, Yamaki Co stock appears to be overvalued. The current stock price of 円163.00 is trading 12.7% above its estimated GF Value™ of 円144.58. GuruFocus considers Yamaki Co to be Modestly Overvalued.

Key valuation signals for TSE:3598:

  • Days Inventory: 157.54 (near median its 10-year median of 161.95)
  • GF Value™: 円144.58 vs. price of 円163.00 (12.7% above fair value)
  • GF Score™: 51/100 with 5 warning signs
  • Industry Position: 18.7% above the Manufacturing - Apparel & Accessories median (#640 of 1006)

No single metric tells the full story. See the TSE:3598 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Yamaki Co Business Description

Address 1-3-1 Uemachi, Chuo-ku, Osaka, JPN, 540 0005
Yamaki Co Ltd is a Japan-based company engages in the planning, manufacture, and sale of men's and women's shirts. It offers dress shirts, casual wear, and ladies' shirts under the brand name CHOYA 1886, CHOYA SHIRT FACTORY, LORDSON and SHIRT HOUSE.
51GF Score

Get the complete analysis for TSE:3598

Days Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

円163.00
Price
円144.58
GF Value