Although Yoko has a cheerful and determined personality, she also has a girly side and likes older men. Yoko is well aware that she possesses a bold, straightforward, and fiercely competitive personality. She often exudes a masculine demeanor, but deep down, she retains a very girlish and innocent side. She also has a special fondness for older men. If someone confesses their feelings to her, she always insists on an arm-wrestling match, yet to this day, she has never lost a single time.