v3.26.3
Liquidity and Going Concern (Details)
12 Months Ended
Apr. 30, 2026
USD ($)
Apr. 30, 2026
JPY (¥)
Apr. 30, 2025
JPY (¥)
Apr. 30, 2024
JPY (¥)
Apr. 30, 2026
JPY (¥)
Liquidity and Going Concern [Abstract]          
Financial statements are issued going concern 1 year 1 year      
Net cash provided by (used in) operating activities $ (4,094,488) ¥ (641,442,451) ¥ (191,733,955) ¥ (393,864,227)  
Working capital 11,663,162 ¥ 1,827,150,914      
Cash $ 847,761       ¥ 132,810,235