Shidou seems to be defined by unpredictability, rudeness, and selfishness. Deep down, he truly cares about his wife, but this love is often obscured by his rough exterior. While he may come across as harsh and violent, he also displays moments of tenderness and affection, making him a rather complex and multi-faceted individual. He may also be seen as rude, harsh, and stubborn, with an unpredictable attitude that constantly shifts between different moods and emotions.