Name of mangas?

Its not a manga its just a artwork for cover page, i forgot the right word about it, sorry.

Oh, and this one too:

http://www.mangago.me/read-manga/leopard_hakusho/mf/v03/c015/51/

Oh, too bad. Thanks for answering :D

This one is a novel called "Oshietekudasai" by Tsuyoshi shīra (author) and Isaki Lee (illustrator):
- http://www.chil-chil.net/goodsDetail/goods_id/40748/
hope I helped (⌒▽⌒)