Revenues - Schedule of Revenues Disaggregated by Service Lines (Details)	6 Months Ended
Oct. 31, 2025 JPY (¥)	Oct. 31, 2025 USD ($)	Oct. 31, 2024 JPY (¥)
OPERATING REVENUES
TOTAL OPERATING REVENUES	¥ 124,023,848	$ 805,088	¥ 224,983,635
Software and system development services [Member]
OPERATING REVENUES
OPERATING REVENUES	82,519,971	535,670	217,699,635
TOTAL OPERATING REVENUES	82,519,971	535,670	217,699,635
Consulting and solution services [Member]
OPERATING REVENUES
OPERATING REVENUES	41,503,877	269,418	7,284,000
TOTAL OPERATING REVENUES	¥ 41,503,877	$ 269,418	¥ 7,284,000

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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+ Details

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details