Etsu Kusuda

This character is a flirtatious acquaintance of Mamoru, known for his skill in using silly wordplay to put women to sleep. While he doesn't pay much attention to Ayumi, his focus is intensely directed toward Misaki, bordering on obsession. Despite some playful rivalry with Kei over his appearance, his distinctive features often lead to amusing disagreements. He is also noted for being left-handed.