Family Coral Reef

Zさん:「My grandmother had a sister. That sister married a man named Albert. Albert had a nickname, everyone called him 'Ebby'. Albert had a son, also named Albert. After Albert Jr grew up, he married a woman named 'Connie'...」
Aさん："Wait... wait... you have family members named Ebby and Connie? Do you also have a wife named Sazae? Brother-in-law Katsuo? Sister-in-law Wakame?"
Zさん：「。。。皆んなが笑ってる。。。」

Ridiculous Word Play

Aさん：「So I was driving down the highway the other day, and this 18-wheeler passed me. I happened to notice, though, that the truck was extremely narrow, more so than a regular truck.」
Zさん："Awesome. That's a BTP."
Aさん：「？」
Zさん："Semi は狭い。Bilingual Tautology Pun."
Aさん：「A new form of ridiculous word play. Nice.」 

Cabbage!

Zさん："Why should you brush your teeth after eating Chinese cabbage?"

Aさん：「I don't know, why?」

Zさん："はくさいですから。"