CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY ¥ in Thousands, $ in Thousands |
Common Stock [Member]
JPY (¥)
shares
|
Treasury Shares [Member]
JPY (¥)
shares
|
Additional Paid-in Capital [Member]
JPY (¥)
shares
|
Retained Earnings [Member]
JPY (¥)
shares
|
AOCI Attributable to Parent [Member]
JPY (¥)
shares
|
Noncontrolling Interest [Member]
JPY (¥)
shares
|
USD ($)
shares
|
JPY (¥)
shares
|
||
|---|---|---|---|---|---|---|---|---|---|---|
| Beginning balance, value at Feb. 28, 2023 | ¥ 480,000 | ¥ 661,271 | ¥ 2,845,356 | ¥ 38,467 | ¥ 118,329 | ¥ 4,143,423 | ||||
| Beginning balance, shares at Feb. 28, 2023 | shares | [1] | 58,054,490 | ||||||||
| Net income | 1,370,634 | 28,902 | 1,399,536 | |||||||
| Foreign currency translation adjustment | 30,870 | 13,235 | 44,105 | |||||||
| Purchase of treasury shares | ¥ (2,618,591) | (2,618,591) | ||||||||
| Purchase of treasury shares, shares | shares | [1] | 14,192,490 | ||||||||
| Reissuance of treasury shares | ¥ 1,439,358 | 179,142 | 1,618,500 | |||||||
| Reissuance of treasury shares, shares | shares | [1] | (7,801,170) | ||||||||
| Issuance of redeemable ordinary shares | ||||||||||
| Issuance of redeemable ordinary shares, shares | shares | [1] | (313,300) | ||||||||
| Adjustments to redeemable ordinary shares fair value measurement | (3,290) | (3,290) | ||||||||
| Ending balance, value at Feb. 29, 2024 | ¥ 480,000 | ¥ (1,179,233) | 840,413 | 4,212,700 | 69,337 | 160,466 | 4,583,683 | |||
| Ending balance, shares at Feb. 29, 2024 | shares | [1] | 58,054,490 | 6,078,020 | |||||||
| Net income | 1,330,618 | 23,709 | 1,354,327 | |||||||
| Foreign currency translation adjustment | 385 | (137) | 248 | |||||||
| Reissuance of treasury shares | ¥ 690,112 | 85,888 | 776,000 | |||||||
| Reissuance of treasury shares, shares | shares | [1] | (3,740,320) | ||||||||
| Adjustments to redeemable ordinary shares fair value measurement | (3,210) | (3,210) | ||||||||
| Ending balance, value at Feb. 28, 2025 | ¥ 480,000 | ¥ (489,121) | 926,301 | 5,540,108 | 69,722 | 184,038 | 6,711,048 | |||
| Ending balance, shares at Feb. 28, 2025 | shares | [1] | 58,054,490 | 2,337,700 | |||||||
| Net income | 1,602,600 | 16,895 | $ 10,378 | 1,619,495 | ||||||
| Foreign currency translation adjustment | 48,752 | 11,933 | 60,685 | |||||||
| Reissuance of treasury shares | ¥ 78,438 | 71,502 | 149,940 | |||||||
| Reissuance of treasury shares, shares | shares | [1] | (425,124) | ||||||||
| Adjustments to redeemable ordinary shares fair value measurement | (319,624) | (319,624) | ||||||||
| Ending balance, value at Feb. 28, 2026 | ¥ 480,000 | ¥ (410,683) | ¥ 997,803 | ¥ 6,823,084 | ¥ 118,474 | ¥ 212,866 | $ 52,685 | ¥ 8,221,544 | ||
| Ending balance, shares at Feb. 28, 2026 | shares | [1] | 58,054,490 | 1,912,576 | |||||||
| Ending balance, shares at Feb. 28, 2026 | shares | ||||||||||
| Balance as of February 28, 2026 (US$) | shares | [1] | 3,076,000 | (2,632,000) | 6,394,000 | 43,724,000 | 759,000 | 1,364,000 | 52,685,000 | 52,685,000 | |
| ||||||||||
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to noncontrolling interests. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|