The best Little Sister in the Whole world

http://www.mangareader.net/no-game-no-life

This manga has the best little sister I have seen in many years..

Actually you're

Will need to see more than 1 episode to have a proper opinion.

She is kawaii as balls though.

Shiro is actually one of the main reason I'm watching this anime.

Chapter 4 Page 15-16

Shows just how considerate Shiro is to the needs of his aniki.

Read the light novel

Shiro is best.

I came in expecting to have to correct your answer to Shiro. I'm glad I didn't have to do that. Who would have thought that Mikan would be dethroned?