EM Systems Co (TSE:4820) Interest Coverage: 324.00 (As of Dec. 2025) — 44% Below 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:4820 EM Systems Co Ltd TSE:4820
69 GF Score
Price 円517.00
GF Value 円752.74
Valuation Significantly Undervalued
! 4 Warning Signs
View Full Analysis

What is EM Systems Co Interest Coverage?

EM Systems Co TSE:4820 +1.37% 69 Interest Coverage is 324.00 as of Dec. 2025, which is 44% below its 10-year median of 580.32. GuruFocus rates TSE:4820 with a GF Score™ of 69/100 and a GF Value™ of 円752.74 (Significantly Undervalued). The stock has 4 warning signs investors should review. Among 454 Healthcare Providers & Services companies, EM Systems Co ranks better than 91.41% on this metric.

Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income by its Interest Expense. EM Systems Co's Operating Income for the three months ended in Dec. 2025 was 円324 Mil. EM Systems Co's Interest Expense for the three months ended in Dec. 2025 was 円-1 Mil. EM Systems Co's interest coverage for the quarter that ended in Dec. 2025 was 324.00. The higher the ratio, the stronger the company's financial strength is.

Good Sign:

Ben Graham prefers companies' interest coverage to be at least 5. EM Systems Co Ltd has enough cash to cover all of its debt. Its financial situation is stable.

The historical rank and industry rank for EM Systems Co's Interest Coverage or its related term are showing as below:

TSE:4820' s Interest Coverage Range Over the Past 10 Years
Min: 77.88   Med: 580.32   Max: 2630
Current: 790


TSE:4820's Interest Coverage is ranked better than
91.41% of 454 companies
in the Healthcare Providers & Services industry
Industry Median: 7.94 vs TSE:4820: 790.00

Note: If both Interest Expense and Interest Income are empty, while Net Interest Income is negative, then use Net Interest Income as Interest Expense.


EM Systems Co  (TSE:4820) Interest Coverage Explanation

Ben Graham requires that a company has a minimum interest coverage of 5 with the companies he invested. If the interest coverage is less than 2, the company is burdened by debt. Any business slow or recession may drag the company into a situation where it cannot pay the interest on its debt.

Interest Coverage is an important factor when GuruFocus ranks a company's overage Financial Strength .


EM Systems Co Interest Coverage Related Terms


EM Systems Co Interest Coverage Historical Data

* Premium members only.

The historical data trend for EM Systems Co's Interest Coverage 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.

Note: For Interest Coverage, "No debt" indicates no long-term debt. An indication of "No Debt" does not necessarily mean that the company has no long-term debt obligations; it could be due to missing data in the quarterly or annual report. Use caution when interpreting this information.

EM Systems Co Interest Coverage Chart

EM Systems Co Annual Data
Trend Mar16 Mar17 Mar18 Mar19 Mar20 Dec21 Dec22 Dec23 Dec24 Dec25
Interest Coverage
Get a 7-Day Free Trial Premium Member Only Premium Member Only N/A 601.50 334.14 559.13 737.40

EM Systems Co Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Interest Coverage 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 766.50 548.00 1,282.00 324.00 N/A

TSE:4820 vs VEEV, BTSG, TEM: Interest Coverage Comparison

For the Health Information Services subindustry, EM Systems Co's Interest Coverage, along with its competitors' market caps and Interest Coverage 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.


EM Systems Co Interest Coverage vs Healthcare Providers & Services Industry

For the Healthcare Providers & Services industry and Healthcare sector, EM Systems Co's Interest Coverage distribution charts can be found below:

* The bar in red indicates where EM Systems Co's Interest Coverage falls into.


TSE:4820
69GF Score
EM Systems Co Ltd TSE:4820
Interest Coverage is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

EM Systems Co Interest Coverage Calculation

Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income (EBIT) by its Interest Expense:

If Interest Expense is negative and Operating Income is positive, then

Interest Coverage=-1* Operating Income /Interest Expense

Else if Interest Expense is negative and Operating Income is negative, then

The company did not have earnings to cover the interest expense.

Else if Interest Expense is 0 and Long-Term Debt & Capital Lease Obligation is 0, then

The company had no debt (1).


Note: If both Interest Expense and Interest Income are empty, while Net Interest Income is negative, then use Net Interest Income as Interest Expense.

EM Systems Co's Interest Coverage for the fiscal year that ended in Dec. 2025 is calculated as

Here, for the fiscal year that ended in Dec. 2025, EM Systems Co's Interest Expense was 円-5 Mil. Its Operating Income was 円3,687 Mil. And its Long-Term Debt & Capital Lease Obligation was 円7 Mil.

Interest Coverage=-1* Operating Income (A: Dec. 2025 )/Interest Expense (A: Dec. 2025 )
=-1*3687/-5
=737.40

EM Systems Co's Interest Coverage for the quarter that ended in Dec. 2025 is calculated as

Here, for the three months ended in Dec. 2025, EM Systems Co's Interest Expense was 円-1 Mil. Its Operating Income was 円324 Mil. And its Long-Term Debt & Capital Lease Obligation was 円7 Mil.

Interest Coverage=-1* Operating Income (Q: Dec. 2025 )/Interest Expense (Q: Dec. 2025 )
=-1*324/-1
=324.00

* 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.

The higher the ratio, the stronger the company's Financial Strength is.

Frequently Asked Questions Learn more about Interest Coverage →
What does a Interest Coverage of 324.00 mean?
EM Systems Co (TSE:4820) has a Interest Coverage of 324.00 as of Dec. 2025. Interest Coverage measures a company's capability to pay interest expenses on its debt. View historical data on EM Systems Co and its competitors. This is 44% below median its historical median of 580.32. Over the past decade, EM Systems Co's Interest Coverage has ranged from 77.88 to 2,630.00. According to the industry distribution chart, EM Systems Co ranks #39 out of 454 companies in the Healthcare Providers & Services industry, placing it in the top 8.6%.
Is EM Systems Co's Interest Coverage too high?
EM Systems Co's current Interest Coverage of 324.00 is 44% below median its 10-year median of 580.32. Over the past 10 years, this metric has ranged from a low of 77.88 to a high of 2,630.00. The Healthcare Providers & Services industry median Interest Coverage is 7.94. EM Systems Co's value of 324.00 is 3980.6% above this industry median. Based on the distribution chart, EM Systems Co ranks #39 out of 454 companies in the Healthcare Providers & Services industry, which is in the top quartile — a strong position relative to peers. Overall, EM Systems Co has a GF Score™ of 69/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does EM Systems Co's Interest Coverage compare to VEEV and BTSG?
According to the Healthcare Providers & Services industry distribution chart, EM Systems Co ranks #39 out of 454 companies for Interest Coverage. This places EM Systems Co in the top 9% of its industry — outperforming the majority of peers. The industry median Interest Coverage is 7.94. EM Systems Co's value of 324.00 is 3980.6% above this benchmark. Historically, EM Systems Co's own Interest Coverage has ranged from 77.88 to 2,630.00 over the past decade. While the company's 10-year median is 580.32 vs. the industry median of 7.94, EM Systems 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 Interest Coverage for a Healthcare Providers & Services company?
The median Interest Coverage among Healthcare Providers & Services companies is 7.94, based on 454 companies in the industry. Companies in the top quartile (top 25%) have a Interest Coverage significantly above this median, while those in the bottom quartile fall well below. However, Interest Coverage should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. EM Systems Co's current Interest Coverage of 324.00 is 3980.6% 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 Interest Coverage mean?
A high Interest Coverage can signal that a stock is expensive relative to its fundamentals. Interest Coverage measures a company's capability to pay interest expenses on its debt. View historical data on EM Systems Co and its competitors. For the Healthcare Providers & Services industry, the median Interest Coverage is 7.94 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. EM Systems Co's current Interest Coverage is 324.00, which is 44% below median its own 10-year median of 580.32. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is EM Systems Co stock overvalued right now?
Based on GuruFocus' analysis, EM Systems Co (TSE:4820) is currently considered Significantly Undervalued. The stock's GF Value™ is 円752.74, compared to a current price of 円517.00 — trading 31.3% below its estimated fair value. The current Interest Coverage is 324.00, which is 44% below median its 10-year median of 580.32 and 3980.6% above the Healthcare Providers & Services industry median of 7.94. EM Systems Co's overall GF Score™ is 69/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Interest Coverage calculated?
Interest Coverage is calculated from a company's financial statements. For EM Systems Co (TSE:4820), the current Interest Coverage is 324.00 as of Dec. 2025. 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 EM Systems Co (TSE:4820) Overvalued in 2026?

Based on GuruFocus' analysis, EM Systems Co stock appears to be undervalued. The current stock price of 円517.00 is trading 31.3% below its estimated GF Value™ of 円752.74. GuruFocus considers EM Systems Co to be Significantly Undervalued.

Key valuation signals for TSE:4820:

  • Interest Coverage: 324.00 (44% below median its 10-year median of 580.32)
  • GF Value™: 円752.74 vs. price of 円517.00 (31.3% below fair value)
  • GF Score™: 69/100 with 4 warning signs
  • Industry Position: 3980.6% above the Healthcare Providers & Services median (#39 of 454)

No single metric tells the full story. See the TSE:4820 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


EM Systems Co Business Description

Address 6-1, Miyahara 1-chome, Yodogawa-ku, Osaka, JPN, 532-0003
EM Systems Co Ltd is a Japan-based company that develops, sells, and maintains systems for the medical (clinics and insurance pharmacies) and nursing/welfare industries. It operates its business in three divisions: Pharmacy System Business develops and sells systems for pharmacies, and provides related supplies and maintenance services; Medical system involved in the development and sales of medical office administration computer systems for medical institutions and clinics; Nursing Care/Welfare Systems Business products are systems for nursing care/welfare service providers and medical and nursing care collaboration solutions; Other businesses operates through its subsidiray that provides promotes cashless payments for clinics and pharmacies and Others services.
69GF Score

Get the complete analysis for TSE:4820

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

円517.00
Price
円752.74
GF Value