Someone asked something similar a long time ago. There are many answers here:
http://www.mangago.me/home/mangatopic/843763/
I can't find the link, sorry...But I answered that question with those:
http://www.mangago.me/read-manga/one_piece_dj_pirate_ship_noah_1/ (this is really good)
http://www.mangago.me/read-manga/love_hustler/
http://www.mangago.me/read-manga/kaizoku_game/
http://www.mangago.me/read-manga/umi_ni_nemuru_hana/
Can anyone recommend me old yaoi manga like Fake, Yellow, Newyork Newyork, Let Dai etc. I don't care abt the art.
But not Under grand hotel or any other manga by its mangaka. Thanks!