Pay vs Performance Disclosure	6 Months Ended
Pay vs Performance Disclosure	Jun. 30, 2025 USD ($)	Jun. 30, 2025 JPY (¥)	Jun. 30, 2024 JPY (¥)
Pay vs Performance Disclosure [Table]
Net Income (Loss)	$ 372,520	¥ 53,706,198	¥ 42,775,832

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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