v3.26.3
Commitments and Contingencies (Details)
12 Months Ended
Jul. 17, 2026
USD ($)
Jul. 17, 2026
JPY (¥)
Apr. 21, 2026
JPY (¥)
Apr. 30, 2026
USD ($)
Apr. 30, 2026
JPY (¥)
Apr. 30, 2025
JPY (¥)
Commitments and contingencies [Line Items]            
Monetary damages amount     ¥ 4,495,000 $ 2,925,747    
Restricted cash       $ 200,985 ¥ 31,486,253 ¥ 31,486,253
Subsequent Event [Member]            
Commitments and contingencies [Line Items]            
Aggregate were temporarily seized $ 127,665 ¥ 20,000,000