korean triangle kimbap samgak with nori, rice and tuna fish, similar to japanese rice ball onigiri. vertical, copy space

asia asian background ball bamboo cooking copy cuisine diet dish east easy fish food green healthy homemade japan japanese kimbap korean laver lunch meal menu natural nori nutrition onigiri oriental plate portable recipe rice samgak seaweed shape similar snack space style sushi tasty traditional triangle triangular tuna vertical white wrapped