If you scoot around Japan's capital on Tokyo Metro, chances are you can call to your mind's eye Bunpei Yorifuji's manner posters. You've probably snickered at Yorifuji's innuendo-laden slogan "Please do it at home" and, like me, look forward to seeing his silly etiquette lessons debut each month in the 170 participating subway stations.

We, the general public, overwhelmingly support these posters, according to an ongoing Tokyo Metro poll. Yet, after speaking with commuters around Tokyo, it seems that the campaign's popularity hasn't necessarily translated into improved decorum on the subway.

"They are f---ing hilarious," said Jenny Atkins, a 26-year-old English teacher I met at Nippori Station. "Keep them coming!"