v3.26.1
Operating and Administrative Expenses
 12 Months Ended
Mar. 31, 2026
Other Income and Expenses [Abstract]  
Operating and Administrative Expenses
3. Operating and Administrative Expenses
Operating and administrative expenses consisted of the following:
Year Ended March 31,
202620252024
Selling and marketing$378,719 $380,199 $373,879 
General and administrative368,972 345,213 331,673 
Research and development276,253 284,429 263,416 
Amortization of product development costs56,306 56,655 58,459 
Operating and administrative expenses
$1,080,250 $1,066,496 $1,027,427