S1·E3 Yachiyo, Kyouko, Satou... and the Returning Mr. Otou

Yachiyo the samurai sword carrying waitress reveals that she started carrying it to ward off bullies back in elementary school. At this time she encounters Kyoko who agrees to act as a body guard in exchange for Yachiyo's lunch. Otou Hyougo, the true restaurant manager, returns to the store after another unsuccessful search for his lost wife. His wife who has the worlds worst sense of direction got lost years ago while out shopping.