Narutomaki (鳴門巻き/なると巻き?) or naruto (ナルト/なると?) is a type of kamaboko, or cured fish surimi produced in Japan. Each slice of naruto has a pink or red spiral pattern, which resembles the Naruto whirlpools in the Naruto Strait between Awaji Island and Shikoku in Japan. It is also used as a slang term for the at sign ("@").
 
How to use

Slice and decorate a bento lunchbox or udon and ramen noodle soup.