https://www.doujinshi.org/book/10956/Ride-On-Dream/

http://www.toranoana.jp/mailorder/article/04/0000/09/98/040000099806.html

Alt scan: https://e-hentai.org/g/130205/8185d846e8/

The background text is amusing. It’s from a US newspaper from around 1987-1988, clearly the mangaka just picked some random english text for style. But it’s such an unorthodox choice as to be comedic. It’s also repeated several times and cropped in such a way as to be gibberish in several places

Base +5, Crummydoll +7, George642 +9, Red of EHCOVE +55, warellis +7, Anime Janai +22

I'll be damned! A doujin from the Neolithic era got a new scan!

Base +9