Prepayment for long-term assets	6 Months Ended
Mar. 31, 2026
Debt Disclosure [Abstract]
Prepayment for long-term assets	Note 6 – Prepayment for long-term assets In September 2025, the Company entered into an equity investment agreement to purchase a 49% equity interest in a prospective investee. As of March 31, 2026, the Company made non-interest-bearing advance to the prospective investee amounted to $1,615,031, which is subject to conversion into a 49% equity interest of the prospective investee upon the satisfaction of all closing conditions to the transaction.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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