Probably not as the main story already ended and any subsequent series may be spinoffs or to fill the gap that the original series may have left because of differences between the anime and the light novels.
The cast of Imouto - 2005 includes: Reiko Mikami as Imouto
(i-mo-to) imouto means younger sister...in japan.
ore no imouto ga konna ni kawaii. this can be shortened to oreimo which is usually what people refer it to. it translates to 'my little sister can't be this cute' by the way.
Oreimo is the shortened title for "Ore no Imouto ga konna ni kawaii wake ga nai" which translates too, "My little sister can't be this cute."
'Imouto.'
Little sister
The term 'little sister' could be translated as 'imouto', to say 'my little sister' you could say 'watashi no imouto'. But remember, if you are going to refer to someone else's little sister, you must say 'imouto-san', 'san' being the honorific, which are a key element of the Japanese language and etiquette.
Imouto - 2005 was released on: Japan: January 2005 (limited) Taiwan: January 2005 (limited) USA: April 2005 (limited)
You may say 'imouto.'
'(This/That/She) is my younger sister.'
"Little sister" is 'imouto,' while "littlest sister" is 'ichiban shita no imouto.' (Japanese: 一番下の妹)
The cast of Nemidare hitozuma no imouto - 2010 includes: Minami Aoyama as Asada Sakiko Mari Yamaguchi as Midori Sayama