Earnings (Loss) Per Common Share Applicable to Common Shareholders of MUFG (Tables)
 12 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Reconciliations of Net Income (Loss) and Weighted Average Number of Common Shares Outstanding Used for Computation of Basic EPS to Adjusted Amounts for Computation of Diluted EPS
Reconciliations of net income (loss) and weighted average number of common shares outstanding used for the computation of basic EPS to the adjusted amounts for the computation of diluted EPS for the fiscal years ended March 31, 2020, 2021 and 2022 are as follows:
 202020212022
 
(in millions)
Income (loss) (Numerator):     
Net income (loss) attributable to Mitsubishi UFJ Financial Group¥305,955 ¥1,117,298 ¥(83,320)
Effect of dilutive instruments:
Stock acquisition rights and restricted stock units—Morgan Stanley(2,861)(4,159)(5,361)
Earnings (loss) applicable to common shareholders of Mitsubishi UFJ Financial Group and assumed conversions¥303,094 ¥1,113,139 ¥(88,681)
         
 202020212022
 
(thousands of shares)
Shares (Denominator):     
Weighted average common shares outstanding12,912,79012,859,73712,798,060
Effect of dilutive instruments:
Stock acquisition rights and the common shares of MUFG under the Board Incentive Plan(1)
166— — 
Weighted average common shares for diluted computation12,912,95612,859,73712,798,060
         
 202020212022
 
(in yen)
Earnings (loss) per common share applicable to common shareholders of Mitsubishi UFJ Financial Group:     
Basic earnings (loss) per common share:     
Earnings (loss) applicable to common shareholders of Mitsubishi UFJ Financial Group¥23.69 ¥86.88 ¥(6.51)
Diluted earnings (loss) per common share:
Earnings (loss) applicable to common shareholders of Mitsubishi UFJ Financial Group(1)
¥23.47 ¥86.56 ¥(6.93)
Note:
(1)For the fiscal years ended March 31, 2020, 2021 and 2022, the performance-based plan under the Board Incentive Plan could potentially dilute earnings per common share but were not included in the computation of diluted earnings per common share due to their antidilutive effects.