What Is IFRS? Fundamentals of International Financial Reporting Standards
A comprehensive guide to understanding the global accounting framework used by 140+ countries
About 10 min
Table of Contents
1. Overview of IFRS
IFRS (International Financial Reporting Standards) is a set of accounting standards developed by the IASB (International Accounting Standards Board), a body under the IFRS Foundation. Adopted in over 140 countries worldwide, IFRS serves as the common language for global financial reporting.
- Governed by the IFRS Foundation (headquartered in London), with standards set by the IASB
- Became widely adopted after the EU mandated IFRS for listed companies in 2005
- Japan permitted voluntary adoption in 2010; approximately 250 companies currently apply IFRS
- Japanese listed companies may choose from J-GAAP, IFRS, US-GAAP, or JMIS (Japan's Modified International Standards)
- By market capitalization, roughly 50% of the Japanese market consists of IFRS-adopting companies
2. Core Principles of IFRS
IFRS emphasizes measuring assets and liabilities at fair value (market price) rather than historical cost. This has significant impact on investment properties and financial instruments.
In addition to net income, IFRS requires disclosure of Other Comprehensive Income (OCI) and total comprehensive income as key performance indicators.
Accounting treatment is based on the economic substance of transactions rather than their legal form. Lease accounting under IFRS 16 is a prime example of this principle.
IFRS is principles-based. Understanding the reasoning matters more than memorizing rules.
3. Key Financial Statements Under IFRS
IFRS uses different terminology for financial statements compared to J-GAAP. Below is a comparison of the primary financial statements.
Statement of Financial Position
Balance Sheet (B/S)
Reports assets, liabilities, and equity
Statement of Comprehensive Income
Statement of Cash Flows
Cash Flow Statement
Operating, investing, and financing cash flows (direct/indirect method)
Statement of Changes in Equity
Statement of Changes in Shareholders' Equity
Reports changes in equity and non-controlling interests
Notes
Notes to Financial Statements
Detailed disclosures on policies, estimates, and risk information
| IFRS Statement | J-GAAP Equivalent | Key Content |
|---|---|---|
| Statement of Financial Position | Balance Sheet (B/S) | Reports assets, liabilities, and equity |
| Statement of Comprehensive Income | Income Statement (P/L) + Comprehensive Income | Reports profit/loss and OCI (combined or separate) |
| Statement of Cash Flows | Cash Flow Statement | Operating, investing, and financing cash flows (direct/indirect method) |
| Statement of Changes in Equity | Statement of Changes in Shareholders' Equity | Reports changes in equity and non-controlling interests |
| Notes | Notes to Financial Statements | Detailed disclosures on policies, estimates, and risk information |
4. Key IFRS Standards
Revenue is recognized using a 5-step model: identify contracts → identify performance obligations → determine transaction price → allocate price → recognize revenue.
Significantly affects companies providing complex services, particularly in software, construction, and telecommunications industries.
Lessees must recognize virtually all leases on the balance sheet (as right-of-use assets and lease liabilities). The distinction between operating and finance leases is effectively eliminated for lessees.
Major impact on companies with large lease portfolios, such as retailers and airlines.
Financial assets are classified based on business model and cash flow characteristics. Impairment is recognized using the Expected Credit Loss (ECL) model.
Significantly changes how banks and insurance companies calculate loan loss provisions.
IFRS 16 (Leases) creates the most noticeable differences from J-GAAP. Pay attention when comparing.
5. Japanese Companies Applying IFRS
Since Japan permitted voluntary IFRS adoption in 2010, major corporations have progressively made the transition. Below are notable examples of IFRS-adopting Japanese companies.
6. Tips for Investors Reading IFRS Reports
- Operating profit is not standardized under IFRS — check each company's definition. Watch for proprietary metrics like 'business profit' or 'core operating income.'
- Since goodwill is not amortized, reported profits may appear larger than under J-GAAP. However, impairment testing can result in sudden large write-downs.
- Other Comprehensive Income (OCI) includes foreign currency translation differences and FVTOCI financial asset movements, which may signal future P/L impacts.
- On-balance-sheet lease liabilities increase reported interest-bearing debt, so interpret D/E ratios with caution.
- Segment information uses the management approach, making it easier to understand how management views the business structure.
See IFRS in Practice
Open IFRS-adopting companies' statements and see the differences.