Revenues - Schedule of Revenues Disaggregated by Service Lines (Details)	12 Months Ended
Apr. 30, 2026 USD ($)	Apr. 30, 2026 JPY (¥)	Apr. 30, 2025 JPY (¥)	Apr. 30, 2024 JPY (¥)
OPERATING REVENUES
Total operating revenues	$ 1,636,035	¥ 256,301,192	¥ 440,361,163	¥ 179,355,651
Software and system development services [Member]
OPERATING REVENUES
OPERATING REVENUES	1,014,347	158,907,578	375,349,324	125,618,177
Total operating revenues	1,014,347	158,907,578	375,349,324	125,618,177
Consulting and solution services [Member]
OPERATING REVENUES
OPERATING REVENUES	621,658	97,388,932	65,011,839	2,800,620
Total operating revenues	621,658	97,388,932	65,011,839	2,800,620
Sale of NFTs [Member]
OPERATING REVENUES
OPERATING REVENUES				50,936,854
Total operating revenues				50,936,854
Royalty revenue [Member]
OPERATING REVENUES
OPERATING REVENUES	$ 30	¥ 4,682	¥ 0	¥ 0

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