Looking to read a good shounen ai manga, the more chapters the better. Any suggestions??

have you read silver diamond? (=・ω・=)

Koori No Mamono No Monogatari,
Code: Leviathan,
Kaizoku to Ningyo,
Mainichi Seiten series (especially Hanaya no Nikai de and Kodomo wa Tomaranai)
La Esperança

Highly recomended! (=・ω・=)