From TV Guide:
The classifiers are Kanjani∞!?
A new project in search of "boundary lines"
Kanjani∞ acting as classifiers!? "Kanjani no Shiwake∞" (Kanjani's classification∞), the new corner of "Onegai! Ranking" (Terebi Asahi), will start on Friday the 11th, members will risk their lives and thoroughly investigate the boundary lines of what "exists/doesn't exist" and "is possible/is impossible" in society! A "Johnny's love" theme will be carried for the obligatory commemoration of the first time."