istyle (TSE:3660) Moat Score: 0/10 (As of Jul. 14, 2026)

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:3660 istyle Inc TSE:3660
79 GF Score
Price 円406.00
GF Value 円455.14
Valuation Modestly Undervalued
! 2 Warning Signs
View Full Analysis

What is istyle Moat Score?

istyle has the Moat Score of 0, which implies that the company might have No Moat - No discernible moat.

istyle has

Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more.

The company's Moat Score is based on these criteria:

1. Market leadership and sustainable market share
2. Network effects and significant customer switching costs
3. Valuable intellectual property and patents
4. Strong brand strength and deep customer loyalty
5. Durable cost advantages (e.g., economies of scale, proprietary technology)
6. Significant regulatory barriers and exclusive licenses
7. Superior distribution network
8. Strong and sustainable pricing power
9. Consistent and impactful innovation and R&D capabilities

Based on the research, GuruFocus believes istyle might have No Moat - No discernible moat.

istyle  (TSE:3660) Moat Score Explanation

The Moat Score ranges from 0 to 10, with 10 as the highest. GuruFocus divided Moat Score into following 8 categories:

Moat Score Moat Level
10Wide Moat - Exceptionally dominant and durable wide moat
8 - 9Wide Moat - Clear and robust wide moat
7Wide Moat - Entry-level wide moat, clearly possessing durable advantages
6Narrow Moat - Strong narrow moat, clearly distinguishable but not wide
5Narrow Moat - Solid narrow moat
4Narrow Moat - Discernible but modest moat
1 - 3No Moat - Very weak/transient advantages
0No Moat - No discernible moat

istyle Moat Score Related Terms

TSE:3660
79GF Score
istyle Inc TSE:3660
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is istyle (TSE:3660) Overvalued in 2026?

Based on GuruFocus' analysis, istyle stock appears to be undervalued. The current stock price of 円406.00 is trading 10.8% below its estimated GF Value™ of 円455.14. GuruFocus considers istyle to be Modestly Undervalued.

Key valuation signals for TSE:3660:

  • Moat Score: 0
  • GF Value™: 円455.14 vs. price of 円406.00 (10.8% 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

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

円406.00
Price
円455.14
GF Value