Based on the TV series from the same name, Mentai Piriri stars Hanamaru Hakata, the icon of Hakata, Fukuoka, alongside Yasuko Tomita, who both starred in the television show playing husband and wife respectively. With additional scenes not depicted in the original show.
博多華丸
as Toshiyuki Umino
富田靖子
as Chiyoko Umino
山時聡真
as Kenichi Umino
Haruka Masunaga
as Masaru Umino
Hiroyuki Seguchi
as Yaeyama
斉藤悠
as Matsuo
井上佳子
as Michie
Shunsaku Fukuba
as Sasajima
吉本実憂
as Miss Hanashima
髙田延彦
as Inao
博多大吉
as Suketoudara
Goriken
as Den-san
