Many episodes end with Kenichi "saving" Yumiko from a situation (usually with Hattori’s invisible help). These moments reinforce Yumiko’s affection for Kenichi, as she sees his "bravery."
In one manga chapter, a magical artifact allows Yumiko to see a vision of the future. She sees herself as an adult, holding hands with a man whose face is hidden. The man has Kenichi’s messy hair and lazy posture. She wakes up blushing and looks at Kenichi, who is sleeping on his desk with drool on his chin. She smiles and says, “I guess I’ll wait.” ninja hattori sex yumiko
While Yumiko is the main love interest for the schoolboys, Hattori himself has a romantic plotline with , a girl ninja who has a crush on him Many episodes end with Kenichi "saving" Yumiko from