v3.26.1
Related Parties (Details Narrative) - JPY (¥)
¥ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Director [Member]      
Related Party Transaction [Line Items]      
Compensation paid ¥ 47,800 ¥ 53,274 ¥ 44,100