kakerukeru BinghamkakÉrukErun. a shell-fish, the.vi. to rattle.Sabatierkakerukeruvc. .from. keru.kakerukeru1n. a bunch of big shells (kawaruaru) clashed together under water to attract sharks.n. the noise made by these shells..n. these same shells (kawaruaru).v. kakerukeru: to clash together.vt. kakerukerua: idem.see kerua. Topics: Shells and sea creatures ← kakeruakakerukerua →