dried young sardines; chirimen jako
Small dried sardine fry, a common Japanese food. Often used as a topping for rice, in salads, or as a snack. Related to しらすぼし (shirasuboshi), which are partially dried and softer.
See also: しらす干し (しらすぼし)
For breakfast, I put chirimen jako on top of my rice and ate it.
These dried young sardines are rich in calcium and good for your health.