Consolidated Statements of Changes in Stockholders' Equity - USD ($)	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Common Stock [Member]
Statement [Line Items]
Beginning balance, value	$ 1,108,208	$ 1,071,833
Net income
Issuance of stock through options exercised	2,500	36,375
Stock based compensation
Ending balance, value	1,110,708	1,108,208
Additional Paid-in Capital [Member]
Statement [Line Items]
Beginning balance, value	8,133,982	7,624,214
Net income
Issuance of stock through options exercised	14,200	422,195
Stock based compensation	142,783	87,573
Profit from purchase of stock by insider	30,179
Ending balance, value	8,321,145	8,133,982
Retained Earnings [Member]
Statement [Line Items]
Beginning balance, value	3,328,427	473,361
Net income	4,662,702	2,855,066
Issuance of stock through options exercised
Stock based compensation
Ending balance, value	7,991,129	3,328,427
Treasury Stock, Common [Member]
Statement [Line Items]
Beginning balance, value	(346,001)	(346,001)
Net income
Issuance of stock through options exercised
Stock based compensation
Purchase of stock	244,494
Ending balance, value	(590,495)	(346,001)
Beginning balance, value	$ 12,224,616	$ 8,823,407
Beginning balance, shares	2,216,416	2,143,666
Beginning balance, held in treasury, shares	(67,000)	(67,000)
Net income	$ 4,662,702	$ 2,855,066
Issuance of stock through options exercised	16,700	458,570
Stock based compensation	142,783	$ 87,573
Profit from purchase of stock by insider	30,179
Purchase of stock	$ 244,494
Common stock shares, issued	5,000	72,750
Common stock shares, held in treasury, Acquisitions, shares	(18,416)
Common stock shares, held in treasury, Acquisitions, shares	18,416
Ending balance, value	$ 16,832,487	$ 12,224,616
Ending balance, shares	2,221,416	2,216,416
Ending balance, held in treasury, shares	(85,416)	(67,000)
Common stock shares, outstanding	2,136,000	2,149,416