S1·E102 Raita and the Demon / `O` Is Hard / The Burnt Statue

Asakichi and his wife save the thunder when it falls from heaven. A rough country girl who doesn't know how to be polite says "o" in front of everything because her mom tells her to. A young, hardworking girl is to be adopted by her master, but his jealous wife makes her quit while the master is away. Source: crunchyroll