v3.26.3
RELATED PARTY TRANSACTIONS (Details Narrative) - JPY (¥)
6 Months Ended 12 Months Ended
Apr. 30, 2025
Apr. 28, 2025
Jan. 17, 2025
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Sep. 30, 2025
Sep. 30, 2024
Aug. 30, 2024
Oct. 16, 2023
Sep. 30, 2023
Related Party Transaction [Line Items]                      
Holder, interest rate                 15.00% 10.00%  
Contract liability       ¥ 189,025,000 ¥ 165,156,000 ¥ 108,980,000 ¥ 195,039,000 ¥ 153,477,000     ¥ 78,170,000
Number of shares issued       6,000              
Total purchase price     ¥ 386,903,000   ¥ 406,502,000            
Common Stock [Member]                      
Related Party Transaction [Line Items]                      
Number of shares issued         58,333            
Total purchase price         ¥ 386,903,000            
Citi Bank NA [Member]                      
Related Party Transaction [Line Items]                      
Professional fees         37,031,000            
Accrued liabities         ¥ 6,221,000            
Citi Bank NA [Member] | Maximum [Member]                      
Related Party Transaction [Line Items]                      
Holder, interest rate         5.00%            
EXEO Group [Member]                      
Related Party Transaction [Line Items]                      
Revenue recognized         ¥ 31,047,000 ¥ 71,320,000          
EXEO Group [Member] | Maximum [Member]                      
Related Party Transaction [Line Items]                      
Holder, interest rate         5.00% 5.00%          
Shimizu Corporation [Member]                      
Related Party Transaction [Line Items]                      
Revenue recognized         ¥ 1,856          
Accounts receivable purchase                    
Shimizu Corporation [Member] | Maximum [Member]                      
Related Party Transaction [Line Items]                      
Holder, interest rate         5.00% 5.00%          
MCC Venture Capital Limited [Member]                      
Related Party Transaction [Line Items]                      
Accrued interest expenses         ¥ 9,370,000          
MCC Venture Capital Limited [Member] | Convertible Bond Agreement [Member]                      
Related Party Transaction [Line Items]                      
Holder, interest rate           ¥ 199,998,000          
Convertible debt repaid         ¥ 199,998,000            
MCC Venture Capital Limited [Member] | Maximum [Member]                      
Related Party Transaction [Line Items]                      
Holder, interest rate       5.00% 5.00% 5.00%          
Nikken Lease Kogyo Co., Ltd [Member]                      
Related Party Transaction [Line Items]                      
Accounts receivable purchase       ¥ 10,257,000     1,077,000        
Holder, interest rate       10,716,000              
Service       ¥ 3,301,000              
Contract liability             ¥ 136,000        
Nikken Lease Kogyo Co., Ltd [Member] | Subscription Agreements [Member] | Common Stock [Member]                      
Related Party Transaction [Line Items]                      
Number of shares issued   84,388                  
Purchase price per share   ¥ 2,370                  
Total purchase price ¥ 199,999,955                    
Nikken Lease Kogyo Co., Ltd [Member] | Maximum [Member]                      
Related Party Transaction [Line Items]                      
Holder, interest rate       5.00%