v3.26.1
Common stock (Tables)
12 Months Ended
Mar. 31, 2026
Common Stock  
Class of Stock [Line Items]  
Schedule of Stock by Class
The following table shows the changes in the number of issued shares of common stock during the fiscal years ended March 31, 2024, 2025 and 2026:
 
    
2024
    
2025
    
2026
 
                      
           
(shares)
        
Balance at beginning of fiscal year
     2,539,249,894        2,539,249,894        2,513,757,794  
Cancellation of common stock
     —         25,492,100        23,909,200  
  
 
 
    
 
 
    
 
 
 
Balance at end of fiscal year
     2,539,249,894        2,513,757,794        2,489,848,594