Some shounen ai / yaoi manga about reincarnation?

http://www.mangago.me/read-manga/reincarnation_mayama_rika/
http://www.mangago.me/read-manga/koisuru_ryuu_no_shima/
http://www.mangago.me/read-

You could also try reading these on Webcomics App:

Best Actor Life: Take Two
Supporting Actor's Survival Game

I don't know if you already read them but I only remember those 3
http://www.mangago.me/read-manga/tale_of_the_yellow_dragon/
http://www.mangago.me/read-manga/strawberry_combat/
http://www.mangago.me/read-manga/demon_of_lustful_hell/