Rinse the hijiki seaweed thoroughly and blanch it in boiling water.
Blanch the tofu in boiling water and drain the excess water.
Julienne the carrot and set aside.
Place the tofu in a bowl and mash it.
Add the blanched hijiki seaweed, carrot, soy sauce, sesame oil, salt, and sesame seeds. Mix well.
Transfer to a dish and serve.