istyle (TSE:3660) ROE % Adjusted to Book Value: 4.88% (As of Dec. 2025)

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TSE:3660 istyle Inc TSE:3660
79 GF Score
Price 円413.00
GF Value 円455.14
Valuation Fairly Valued
! 2 Warning Signs
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What is istyle ROE % Adjusted to Book Value?

istyle TSE:3660 +1.72% 79 ROE % Adjusted to Book Value is 4.88% as of Dec. 2025. GuruFocus rates TSE:3660 with a GF Score™ of 79/100 and a GF Value™ of 円455.14 (Fairly Valued). The stock has 2 warning signs investors should review.

istyle's ROE % for the quarter that ended in Dec. 2025 was 10.59%. istyle's PB Ratio for the quarter that ended in Dec. 2025 was 2.17. istyle's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 was 4.88%.

istyle ROE % Adjusted to Book Value Related Terms

istyle ROE % Adjusted to Book Value Historical Data

* Premium members only.

The historical data trend for istyle's ROE % Adjusted to Book Value 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.

istyle ROE % Adjusted to Book Value Chart

istyle Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
ROE % Adjusted to Book Value
Get a 7-Day Free Trial Premium Member Only Premium Member Only 1.22 -3.59 0.72 3.37 5.76

istyle Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
ROE % Adjusted to Book Value 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 6.74 5.29 5.74 4.88 7.20

TSE:3660 vs CASY, WSM, DKS: ROE % Adjusted to Book Value Comparison

For the Specialty Retail subindustry, istyle's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value 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.

istyle ROE % Adjusted to Book Value vs Retail - Cyclical Industry

For the Retail - Cyclical industry and Consumer Cyclical sector, istyle's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where istyle's ROE % Adjusted to Book Value falls into.


TSE:3660
79GF Score
istyle Inc TSE:3660
ROE % Adjusted to Book Value is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

istyle ROE % Adjusted to Book Value Calculation

istyle's ROE % Adjusted to Book Value for the fiscal year that ended in Jun. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=16.13% / 2.80
=5.76%

istyle's ROE % Adjusted to Book Value for the quarter that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=10.59% / 2.17
=4.88%

* 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.

What does a ROE % Adjusted to Book Value of 4.88% mean?
istyle (TSE:3660) has a ROE % Adjusted to Book Value of 4.88% as of Dec. 2025. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on istyle and its competitors.
Is istyle's ROE % Adjusted to Book Value too high?
istyle's current ROE % Adjusted to Book Value is 4.88%. Overall, istyle has a GF Score™ of 79/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does istyle's ROE % Adjusted to Book Value compare to CASY and WSM?
istyle's ROE % Adjusted to Book Value of 4.88% can be compared against companies in the Retail - Cyclical industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good ROE % Adjusted to Book Value for a Retail - Cyclical company?
A good ROE % Adjusted to Book Value depends on the Retail - Cyclical industry context. However, ROE % Adjusted to Book Value should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high ROE % Adjusted to Book Value mean?
A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on istyle and its competitors. istyle's current ROE % Adjusted to Book Value is 4.88%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is istyle stock overvalued right now?
Based on GuruFocus' analysis, istyle (TSE:3660) is currently considered Fairly Valued. The stock's GF Value™ is 円455.14, compared to a current price of 円413.00 — trading 9.3% below its estimated fair value. The current ROE % Adjusted to Book Value is 4.88%. istyle's overall GF Score™ is 79/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is ROE % Adjusted to Book Value calculated?
ROE % Adjusted to Book Value is calculated from a company's financial statements. For istyle (TSE:3660), the current ROE % Adjusted to Book Value is 4.88% 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 istyle (TSE:3660) Overvalued in 2026?

Based on GuruFocus' analysis, istyle stock appears to be undervalued. The current stock price of 円413.00 is trading 9.3% below its estimated GF Value™ of 円455.14. GuruFocus considers istyle to be Fairly Valued.

Key valuation signals for TSE:3660:

  • ROE % Adjusted to Book Value: 4.88%
  • GF Value™: 円455.14 vs. price of 円413.00 (9.3% below fair value)
  • GF Score™: 79/100 with 2 warning signs

No single metric tells the full story. See the TSE:3660 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

istyle Business Description

Other Exchanges IY5:Germany
Address 34F ARK Mori Building, 1-12-32, Akasaka, Minato-ku, Tokyo, JPN, 107-6034
istyle Inc is engaged in the operation of cosmetics portal Website under the name @cosme. The company operates its business through Media, Electronic Commerce and Store segment. The Media segment involves in the provision of various services including Internet advertising services, such as response advertisings, branding advertisings and affiliate advertisings. The Electronic Commerce segment is engaged in the purchase and sale of cosmetics, quasi drugs, health foods through operating cosmetics online shopping site and the Store segment is involves in the plan and development of cosmetics retail business categories, and the operation of cosmetics retail stores.
79GF Score

Get the complete analysis for TSE:3660

ROE % Adjusted to Book Value is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

円413.00
Price
円455.14
GF Value