Sorry for the disappointment I just wanna know too (=・ω・=) but I don't think you can find them cheaper than Amazon
Original language or English?
this are used books but im sure they r in normal condition
https://www.thriftbooks.com/b/manga/?mkwid=s|dc&pcrid=475022392484&pkw=&pmt=b&slid=&plc=&pgrid=79352430238&ptaid=dsa-392569167315&gclid=Cj0KCQiAwf39BRCCARIsALXWETzr9RdSCwDH21WfM5-xvadkxaDD8wI0CNFCPQOcXUs5fIWygKkmO6YaAmQhEALw_wcB
https://manga-republic.com/?type=header kinda cheaper but I think it depends on what your looking for and they have a wider selection of BL manga
does anyone know whhere to buy manga cheaper than the prices on amazon