Summary of Significant Accounting Policies (Details Narrative) |
12 Months Ended | |
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Mar. 31, 2026
JPY (¥)
Segment
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Mar. 31, 2025
JPY (¥)
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| Property, Plant, and Equipment [Line Items] | ||
| Number of operating segment | Segment | 1 | |
| Number of reportable segment | Segment | 1 | |
| Restricted cash | ¥ 0 | ¥ 19,470,000 |
| Allowance for credit loss | 591,000 | 203,000 |
| Impairments of long-lived assets | 0 | 0 |
| Advertising and marketing costs | ¥ 282,967,000 | ¥ 49,560,000 |
| Software [Member] | Minimum [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Intangible asset useful life | 5 years | |
| Software [Member] | Maximum [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Intangible asset useful life | 10 years | |
| Patents [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Intangible asset useful life | 8 years | |
| Trademarks [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Intangible asset useful life | 10 years | |
| ZESTO Consulting LLC [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Amount paid to counterparty | ¥ 19,470,000 | |
| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Useful life of finite-lived intangible asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount awarded to other party in judgment or settlement of litigation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The total expense recognized in the period for promotion, public relations, and brand or product advertising. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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