Seya

Seya is a character in The Rising of the Shield Hero. He is one of the main antagonist of volume 18.

Personality
Seya personality is the same as the other known Wave Vanguards; arrogant and egocentric. He believes himself to be superior to other chefs and that his cooking was the best in the world, even through Naofumi pointed out all he did during their cooking match was heat up instant food and relied on addicting toxins. Like the other vanguards of the waves, he was also very hypocritical, scheming and a lose loser. During his cooking match against Naofumi, he complained about him "cheating", despite having given his opponent rotten ingredients and having made the judges addicted to his food so they would do want he said. When he lost, he resorted to violence and revealed he was planning on alluring country leaders to create his own nation.