taru-adjective, adverb taking the 'to' particle
with shining, piercing eyes
A yojijukugo describing a sharp, penetrating gaze that seems to gleam. Often used in literary or dramatic descriptions of intense, perceptive looks.
He glared at his opponent with piercing, shining eyes.
The old detective saw through the evidence with his sharp, gleaming eyes.
Standard kanji spelling using the common 々 iteration mark.
Variant spelling with repeated kanji; less common than the 々 form.
A yojijukugo composed of 眼光 (eye light, gleam of the eye) and 炯々 (shining, bright). The exact historical derivation is uncertain, but the phrase is conventionally used to describe a piercing, luminous gaze.