| Revenue | 3/31/2016 | 3/31/2015 | 3/31/2014 |
| Total Revenue | 7,448,000 | 6,072,500 | 6,941,900 |
| Cost of Revenue | 4,165,300 | 3,637,900 | 4,504,700 |
| Gross Profit | 3,282,600 | 2,434,600 | 2,437,200 |
| Operating Expenses |
| Research Development | - | - | - |
| Selling General and Administrative | 1,131,800 | 908,800 | 1,044,600 |
| Non Recurring | - | - | - |
| Others | 486,900 | 405,700 | 484,900 |
| Total Operating Expenses | - | - | - |
| Operating Income or Loss | 1,663,900 | 1,120,100 | 907,700 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | 379,400 | 14,700 | 22,000 |
| Earnings Before Interest and Taxes | 2,043,200 | 1,134,800 | 929,800 |
| Interest Expense | 81,000 | 79,700 | 114,700 |
| Income Before Tax | 1,962,200 | 1,055,100 | 815,100 |
| Income Tax Expense | 185,500 | 124,300 | 94,500 |
| Minority Interest | - | - | - |
| Net Income From Continuing Ops | 1,776,700 | 930,800 | 720,600 |
| Non-recurring Events |
| Discontinued Operations | - | - | - |
| Extraordinary Items | - | - | - |
| Effect Of Accounting Changes | - | - | - |
| Other Items | - | - | - |
| Net Income |
| Net Income | 1,776,700 | 930,800 | 720,600 |
| Preferred Stock And Other Adjustments | - | - | - |
| Net Income Applicable To Common Shares | 1,776,700 | 930,800 | 720,600 |
