Niterra (TYO:5334) recorded a rise in attributable profit in the first fiscal quarter to 97.3 billion yen from 23.9 billion yen a year prior.
Basic EPS rose to 497.96 yen from 120.20 yen previously, according to a Friday Tokyo bourse filing.
The ignition parts manufacturer's revenue increased to 203.7 billion yen from 169.9 billion yen in the year-ago period.
The company said it has kept its forecast for the fiscal year ending March 31, 2027, unchanged from the forecast announced April 30.