Abusive Parents: Yuriko's father abuses her mother Harumi regularly and makes her overwork herself. Once he starts to feel threatened by Yuriko, he turns the abuse on her too. Harumi sends him to Hell for it.
The Alcoholic: Yuriko's father spends most of his time drinking, to the point of it interfering with campaign duties that he considers important to his self-image and even drinking at meetings.
Attempted Rape: The campaign manager wants to stage one to support a streetlight project and hires a pair of thugs to chase Yuriko down an alley, "merely" intending to frighten her away. Then Yuriko's father demands that they do it for real as payback for making him look bad. Wanyuudo chases them off in wheel form.
Bound and Gagged: Yuriko's father is ferried to Hell wrapped shoulders to ankles in the same tape that the campaigns hired thugs tried to grab Yuriko with.
Disproportionate Retribution: What does Yuriko's father do when he thinks his daughter is making him look bad? Have a pair of campaign goons attempt to rape her. Wanyuudo steers Yuriko right to the Hell Correspondence after that.
Even Evil Has Standards: Wanyuudou becomes pretty attached to Yuriko throughout the episode and goes out of his way to interfere with the father's plans, even going beyond what he would usually do as a member of Ai's crew, such as chasing off her attempted rapists before they could do her any real harm. He also directs her to the Hell Correspondence website right after Yuriko finds out about her father being the one who told the thugs to do that to her.
Eye Scream/Nose Shove: On the way to Hell, Yuriko's father has tacks stuck in his eyes and nose similar to a poster that he vandalized.
Fleeting Passionate Hobbies: Invoked. Wanyuudo takes a mild if genuine interest in politics during this episode and plays up the interest while investigating Yuriko and her family.
Foreshadowing: Throughout the episode, Hone Onna is nowhere to be seen. Halfway through, it's revealed that Yuriko's mother has her straw doll, having submitted her husbands name to the Hell Correspondence.
History Repeats: Wanyuudo takes an interest in politics in this episode and gets some old newspapers to study the subject with this in mind.
Hypocrite: Yuriko's father believes that the campaign needs to be represented by "proper" families and treats his own like garbage all the while.
Magic A Is Magic A: Yuriko can't send an incumbent politician to Hell because he's not the one she hates the most. It takes a talk from her mother to make her realize that it's her father that she really hates. This episode also reveals that only one prospective client can submit a given person to the Hell Correspondence at a time.
Mama Bear: Harumi had silently put up with her husband's abuse for years, and only sends him to Hell once she realizes that he's started to hurt Yuriko too. She begs Yuriko's forgiveness for not having the strength to have done it sooner.
Never My Fault: Yuriko's father blames all his problems on the current administration. He repeats it so much that Yuriko has internalized it to the point of trying to use the Hell Correspondence.
Obfuscating Disability: Ren fakes a broken leg to justify his and Wanyuudo's presence in the hospital that Yuriko's mother got taken to.
Unnamed Parent: Yuriko's parents' names are never said out loud in the episode. Harumi's name is only revealed by her candle. The father, Kuniji, is only named in the credits.
