v3.26.1
Schedule of Disaggregation of Revenue (Details) - JPY (¥)
¥ in Thousands
6 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Disaggregation of Revenue [Line Items]    
Total ¥ 254,222 ¥ 354,008
Sales of Software [Member]    
Disaggregation of Revenue [Line Items]    
Total 97,199 63,597
Consulting and Support Services [Member]    
Disaggregation of Revenue [Line Items]    
Total ¥ 157,023 ¥ 290,411